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Assessment and Evaluation
Final exam review for Assessment and Evaluation class
148
Education
Undergraduate 4
04/23/2011

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Cards

Term
If a teacher made statement that all students performed above average this year on a test, why is this false?
Definition
there has to be students who made average
-statistically not possible
Term
On criterion reference test, items will be more general or specific?
Definition
specific
Term
On a criterion reference test, items will be of the same or varying difficulty?
Definition
same difficulty
Term
On criterion reference test, why are items more specific and of the same difficulty?
Definition
because objectives are written at certain levels, only vary 1 level at the most
Term
What is the idea behind criterion reference testing?
Definition
content mastery
Term
Give example of a condition in instructional objective?
Definition
Given a map, calculator, globe, etc...
Term
What is the main function of a test blueprint?
Definition
determines if items match instructional objectives
Term
What are the components of a well-written objective?
Definition
conditions, criteria, behavior/performance
Term
What can we do with correlations? what can we NOT do?
Definition
make predictions, cannot tell cause and effect
Term
Which correlation is more useful for making predictions: large negative correlation or large positive correlation?
Definition
neither
Term
what is the correlation between test scores and criterion called?
Definition
validity
Term
If a teacher-made test has items that match her objectives, then the test should have high...
Definition
content validity
Term
If you compare a newly constructed rating scale that measured honesty to an older scale that also compared honesty, what validity are we looking for?
Definition
concurrent validity
-not construct, even though it deals with emotions
Term
Why should you be more confident in reliability of a test if it is given to the whole school, not just one grade level?
Definition
you ensure the variability with a heterogeneous (mixed) group
Term
What validity is it when SAT scores are correlated with GPA?
Definition
predictive validity
Term
In test-taker groups, the more similar the population, the less the...
Definition
reliability -doesn't show true population if everyone thinks the same
Term
what is a criterion referenced test?
Definition
Compares to predetermined standards rather than to other students
-measures mastery
-standardized or teacher-made
-shorter and narrower
-reflects extent to which goals are being met
Term
How many options are available when making a checklist?
Definition
Two
-yes/no, observed/not observed, etc
Term
If you test the same people with the same test at a later time, it is what reliability?
Definition
test-retest
Term
If you only have 1 test, what reliability can you calculate?
Definition
Internal ONLY
-item to item comparisons
Term
What kind of validity is most important for regular teachers?
Definition
content validity
-because what we test must match up to our standards
Term
What is construct validity?
Definition
how well test scores represent behavior predicted by idea/theory/etc
-unobservable traits (such as honesty, depression,etc)
Term
If a company selects a new hire based off a test, what kind of validity?
Definition
Predictive validity
Term
What is a norm-referenced test?
Definition
compare current test takers to past test takers (the norm group)
-standardized test
-results are "relative" to the norm group
Term
"Marie is above average" is norm or crit ref test?
Definition
Norm reference
compares her to the norm group
Term
"Marie is in top 25% of her class" is norm or crit ref test?
Definition
Norm referenced
Term
"Marie got 97 out of 100 questions correct" is norm or crit ref test?
Definition
criterion referenced test
-measures mastery
Term
Does norm or criterion reference usually have more variability of scores?
Definition
norm reference
Term
How many items per objective are usually on Norm-ref tests?
Definition
1 or 2 per objective
-covers many objs
-purpose is to rank child
Term
what does a NON-overlapping band mean in band interpretation?
Definition
-possibly a REAL difference in scores or ability
-overlap would mean it is most likely from chance
Term
What is the difference between a true score and an obtained score?
Definition
Error
-obtained does not take error into account (true does)
Term
What is "Alternate Form" reliability?
Definition
reliability b/w 2 diff forms of test given to the same person at 2 different times
-indicatess equivalency of forms (such as test form A & B or retake exams)
Term
What are some sources of error?
Definition
-test itself (errors)
-test conditions (setting, etc)
-test taker (sleepy, not studied)
-scoring errors
Term
What is a true score?
Definition
-value representing a score that is free of error
-impossible to find because all tests have errors
-score that takes error into account
Term
What is content validity?
Definition
how much a test matches/measures the teacher's objectives
-can also apply to state standards
Term
what is the highest level of Bloom's taxonomy?
Definition
evaluation
Term
What are the ranges of SD?
Definition
1 SD = 68%
2 SD = 96%
3 SD = 99%
Term
What is test reliability?
Definition
-measures dependability and consistency over time
-should yield same measurement of same variable
-3 kinds: test-retest, alternate forms, internal consistency
Term
Which measures level of mastery: Norm or Crit?
Definition
Criterion
Term
Can we observe someone "defend"?
Definition
yes
Term
How do you make a performance assessment more of a direct measure?
Definition
include a variety of mediums
Term
Is it possible to produce a test that is completely without error?
Definition
No
-there will always be SOME error
Term
Is norm or criterion referenced tests more useful in classroom decision making?
Definition
Criterion, because you look at mastery rather than comparison to other students
Term
What is SEM?
Definition
-Standard error of measurement
-variability of error scores
-NOT the difference between true score and obtained score
-as reliability goes down, SEM goes up
Term
Jared has obtained score of 86, so we can be 68% sure his TRUE score lies between __ and ___
Definition
83 and 89

1 SD x 3 = 3
86 - 3 = 83
86 + 3 = 89
Term
What kind of test will any test in the content area be?
Definition
Achievement test
-content validity
Term
"Reliability goes up, SEM goes down" is pos. or neg. correlation?
Definition
negative
-they go different directions
Term
What are the advantages of a performance based assessment?
Definition
-Take different forms
-Assess different kinds of skills
-Easily worked in to lessons
-Higher cog effect needed
-active learning
Term
Jared has obtained score of 86, we can be 95% sure his true score lies between __ and ___ (SEM 3)
Definition
80 and 92 (2 SD x 3 = 6 86 + 6 = 86 86 - 6 = 80)
Term
What are the 3 types of validity?
Definition
Content validity
Criterion-related validity
Construct validity
Term
What is the most important validity for classroom teachers?
Definition
content validity
Term
What can you NOT tell from correlation between two variables?
Definition
cause and effect
(can only predict)
Term
What are you looking for when interpreting a band chart?
Definition
seeing which bars overlap and which do not
Term
What is test-retest reliability
Definition
2 scores from same person on same test at diff times
-indicates stability
Term
What are the 3 characteristics of a good obj?
Definition
specific, observable , measurable
Term
What is standard deviation?
Definition
most accurate measure of variability
-includes all scores in a distribution
-estimate of variability
Term
How many items per obj does crit. ref usually have?
Definition
3+ per obj
-emphasis on figuring out where response is lacking
-shows mastery
Term
What is curvilinearity?
Definition
two variables move same at first, to a point, then show negative relationship

Ex: drinking and feeling good, to a point, then you feel sick
so (+)alchohol = (+)feelings
then (+)alchohol = (-)feelings
Term
What validity is it when you compare test items to objectives?
Definition
content validity
Term
What are the 3 different ways to grade a performance assessment?
Definition
Holistic (don't need to know)
-Checklist
-Rating scales
Term
What is "obtained score"?
Definition
= true score (+) and (-) error score

difference is error
Term
The less variability in a test, the lower the...
Definition
reliability
-shorter tests have lower reliability
-not enough items to measure more accurately
Term
How do you get away from multiple choice tests?
Definition
performance assessments
(informal)
Term
What is criterion-related validity?
Definition
how well tests scores correlate to other tests of the same thing
-requires correlation coefficient to be computed
Term
What validity is it when SAT scores are correlated with GPA?
Definition
predictive validity
Term
What is negative correlation?
Definition
2 variable move in opposite directions

-as A increases B decreases or vice versa
-think of negative as BAD relationship leading to a breakup
Term
What can you tell if you calculate less error on one test than another?
Definition
less error = more accurate measure
Term
Is there a "one size fits all" test in regards to validity and reliability?
Definition
No

-validity and reliability may only be appropriate for specific population, when administered by competent user
Term
What is positive correlation?
Definition
both variables involved move in same direction

-as A increases, B increases

think of positive as a good relationship since they move together
Term
In band interpretation, how do you find if a difference in scores is related to chance?
Definition
when there is overlap
Term
If my watch is on 2 oclock but is broken, then the watch is...?
Definition
Reliable but not valid
(always know it will be on 2oclock, but it is only true 2 times each day)
Term
Jared has obtained score of 86, we can be 99% sure his true score lies between ___ and ___
Definition
77 and 95

3SD x 3 = 9
86 + 9 = 95
86 - 9 = 77
Term
Which is narrower? Norm or crit referencing
Definition
Criterion ref

covers few objects because you want to know how well they mastered each one
Term
If you give a condition in an objective, where else must you give that condition?
Definition
in the test
-same condition, same materials, same accuracy
Term
What are some disadvantages of performance assessments?
Definition
-unReliabile
-subjective due to outside influences
-time consuming
Term
What is the rationale behind performance assessments?
Definition
It provides a direct measure of abilities.
Term
Is "with 100% accuracy" a condition?
Definition
No, it does not provide a context like "with a map" or something.
Term
What type of referencing is most appropriate for broad objectives?
Definition
Norm referencing
Term
If student has raw score of 80, and SEM is 3, and want to be 99% confident of Trues score range, what would that range be?
Definition
89-71 (3 SD's, times 3, then plus and minus)
Term
When is it okay to put opinion in a True/False question?
Definition
If you attribute it to a source.
"according to so and so..."
Term
What should you avoid when writing a T/F question?
Definition
-using always/never
-opinion
Term
What is the best way to test organizational thinking skills?
Definition
Essay
Term
What kind of test item is best for assessing high level thinking skills?
Definition
Essay items
Term
What kind of test item are students most likely to guess on?
Definition
True/False and Multiple choice
Term
Which test item is the easiest to score?
Definition
True/False
Term
What level is appropriate for restricted essay items?
Definition
Anything lower than application
-because they do not have free range on the topic, they are restricted
Term
How can you more objectively grade essays?
Definition
Grade one criteria at a time, make the essays anonymous
Term
What is the mean of 81, 83, 82?
Definition
82
Term
What is the median of 10, 12, 8, 9, 7?
Definition
9
Term
What are the measures of central tendency?
Definition
Mean, Median, Mode
Term
Which measure of central tendancy is repeated the most?
Definition
mode
Term
Which measure of CT divides a distribution in half?
Definition
average
Term
Which measure of CT is the average?
Definition
Mean
Term
Which measure of CT is the 50th percentile?
Definition
Median
Term
Which measure of Central Tendency is the most stable?
Definition
Mean, because it takes every score into account
Term
Student scores 49 on vocab test, and the mean for the class is 40, with an SD is 3. What is the z-score and what percentage of the class scored higher?
Definition

z-score = 3

less than 1% scored higher

 

z=x-m

    SD

 

z=49-40

   3

 

z=3 then look at bell curve

Term
What is variability?
Definition
How spread out the scores are in a distribution.
Term
Which measure of a variable is the most dependable?
Definition
Standard Deviation
-Takes all into consideration
Term
If a set of scores has a variance of 0, what can you conclude?
Definition
Everyone in the distribution has the same score
Term
What happens to SEM when you decrease SD?
Definition
When you decrease reliability, you have a more accurate test
-SD is variability between scores
Term
How can you change the level of a multiple choice item?
Definition
Change the distractors
-make them more plausible
-in stem, have them choose "best" answer
Term
Should you grade one whole essay at a time (on the same test, by the same person)
Definition
No, grade by criteria for all essays
Term
What does the "scoring criteria" for short answer and essay items tell you?
Definition
how many points it is worth, and what you will accept as correct
Term
In norma dist, approx what percent of scores lies between T-scores of 40-80?
Definition
84%
Term
NCLB requires assessment at what grades?
Definition
3-8
Term
What does NCLB require?
Definition
that students be tested annually
Term
According to the text, what is the real argument against High Stakes Testing?
Definition
Using one score to make high stakes decisions
-that score is only one snapshot in time
-it also is biased, produces narrow scores, and causes teachers to "teach to the test"
Term
What kind of discussions should teachers have with students about High Stakes Testing?
Definition
Simple and positive
Term
What are the 12 conditions for a HST program according to the American Educational Research Association?
Definition
1. don't use a single score for high stakes decisions
2. everyone should have same resources and learning opportunities
3. validation for each intended separate use (don't use same score to tell graduation, promotion, financing, etc)
4. tell users the possible negative consequences of HST programs
5. test and curriculum are aligned
6. validity of passing scores and achievement levels (what the scores mean)
7. remediation available to those who fail the HST
8. attention to language differences
9. attention to disabilities
10. stick to rules about who will and wont take test (don't tell low-performing students not to come to school that day)
11. sufficient reliability researched for each intended use
12. ongoing evaluation of intended and unintended effects of HST
Term
What is Reconstitution?
Definition
Moving teachers around or not renewing contracts because of test results
Term
What are some test-taking strategies you can teach students for HST?
Definition
-sleep, breakfast, study
-follow directions carefully
-read each item, passages, information carefully
-manage test-taking time
-easier items first
-eliminate options before answering
-check answers after completing test
Term
What does a positively skewed distribution tell you about the scores?
Definition
majority of scores fall below the middle of the score distribution
-there are many low scores, but few high scores
Term

[image]

positively or negatively skewed?

Definition

[image]

positively skewed

 

-many low scores, few high scores

-most scores fall below the middle

-tail is toward the positive end of curve

 

Term

[image]

positively or negatively skewed?

Definition

[image]

negatively skewed

 

-many high scores, few low scores

-scores lump above middle

-tail is toward neg. end of curve

 

Term

[image]

|    |   |

            1.   2.  3.

 

what distribution, and label mean, median, mode

Definition

[image]

             |    |   |

            1.   2.  3.

positively skewed

1. mode 2. median  3. mean

Term

[image]

                |    |   |

                  1.   2.  3.

 

what distribution, and label mean, median, mode

Definition

[image]

                 |    |   |

                 1.   2.  3.

negatively skewed

1.mean 2. median 3. mode

Term
Which measure of CT is most frequently used?
Definition
mean (average)
Term
Which is not affected by extreme scores, the median or the mean?
Definition
median
-represents the middle better when scores are skewed
Term
What are 2 modes in a distribution called?
Definition
bimodal
Term
what are 3 or more modes in a distribution called?
Definition
multimodal
Term
If each score in a dist. occurs with equal frequency, what is the mode?
Definition
no mode (not 0)
Term
What is the least stable measure of CT?
Definition
mode
(a few scores can influence significantly)
Term
In a normal distribution, which measure of CT has the most value?
Definition
none, they are all the same value (all reach the same highest points on the bell curve)
Term
If the mean is 47, the median is 54, an mode is 59, what is the shape of the distribution?
Definition
negatively skewed
goes in same order they are listed
Term
What does the semi-interquartile range do?
Definition
prevents extreme scores from influencing the sensitivity of a range (such as if everyone scores in the 40s but one person scored a 90)

only the middle 50% is computed, top and bottom 25%s are left out
Term
What does each quartiles in SIQR mean?
Definition
Q1 is the point below which 25% of scores lie
Q2 is the median, or 50% of scores
Q3 is the top 25% percent of scores
Term
What is the most commonly used estimate of variability?
Definition
Standard Deviation
Term
What is the most accurate measure of variability?
Definition
Standard Deviation
-includes all scores in a distribution
Term
What does SD tell you?
Definition
how much a single estimated score actually describes all scores within the range
Term
What do large and small score values represent in SD?
Definition
large SD means more variability, smaller SD means less
Term
How can you tell the strength of a correlation?
Definition
how close the numbers are to -1.0 or +1.0
Term
What does the sign (-/+) tell us about a correlation?
Definition
whether it is negative or positive
Term
What does a correlation of .00 mean?
Definition
there is no correlation at all, high and lows in one are associated with highs and lows in another
Term
How do you tell pos or neg correlation from scatterplots?
Definition
the direction of the slope
-from left to right is negative (pointing down)
-from right to left is positive (up)
Term
"Does the test measure what it is supposed to test?" is asking about...
Definition
validity
Term
"Does the test yield the same or similar score scores consistently?" is asking about...
Definition
reliability
Term
"Does the test score closely approximate an individuals true level of ability, skill or aptitude?" is asking about...
Definition
Accuracy
Term
Why must a test have validity?
Definition
To show that it measures what it says it measures
(such as a 3rd grade math test actually testing 5th grade math, or even a math test actually testing reading skills)
Term
If someone inspects test questions to see if they correspond to what should be covered by the test, they are looking at what kind of validity?
Definition
content validity
Term
What is the problem with content validity?
Definition
-hard to tell if construct tests are valid because they are abstract
-only tells if the test LOOKS valid but it might be measuring something else (such as guessing ability,reading skills, etc)
Term
What are the three main forms of validity?
Definition
content validity
criterion-related validity
construct validity
Term
If matching test to the standards, what validity is it?
Definition
content validity
-making sure what is meant to be testing is actually being tested
Term
What is concurrent validity?
Definition
The correlation between two tests that measure the same thing when given to the same people
Term
What is the difference between Construct validity and other forms of validity?
Definition
Content, Concurrent, and predictive all measure against something else (standards, other tests, future scores) while Construct measure something that is hard to test or hasn't been tested before
Term
What evidence is each of these compared to?
Content validity
Concurrent validity
predictive validity
Definition
Content: test compared to standards or objectives
Concurrent: test compared to other tests of same thing
Predictive: test scores compared to future scores or abilities
Term
Which type of validity is evidence for alignment with curriculum?
Definition
content validity
-making sure test matches the standards and curriculum
Term
What does reliability tell you?
Definition
consistency with which a test yields the same rank for individuals who take the test more than once (think broken watch example)
Term
What are the types of reliability?
Definition
Test-Retest
Alternate forms
Internal consistency
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