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Standard Deviation
n/a
24
Biology
11th Grade
08/31/2012

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Term
bar graph
Definition
a graph using horizontal lines to indicate change in data
Term
biometrics
Definition
the process by which a person's unique physical and other traits are detected and recorded by an electronic device or system as a means of confirming identity:
Term
chi-square test
Definition
used for testing the mathematical fit of a frequency curve to an observed frequency distribution
Term
constants
Definition
doesnt change
Term
control group
Definition
used to compare the other data to this
Term
critical value
Definition
the value of the random variable at the boundary between the acceptance region and the rejection region in the testing of a hypothesis.
Term
degrees of freedom
Definition
the amount of room for error
Term
dependent variable
Definition
used in order of another variable. 'depends' on something
Term
error bars
Definition
shows range of error
Term
experimental group
Definition
group that you are changing or seeing the reaction to
Term
independent variable
Definition
variable that changes (time)
Term
linear
Definition
constant, straight line going up or down
Term
magnification
Definition
enhancing the observation of an object
Term
mean
Definition
middle grounds of a set of data
Term
median
Definition
middle number within the data, literally
Term
micrometer
Definition
any of various devices for measuring minute distances, angles, etc., as in connection with a telescope or microscope.
Term
mode
Definition
constant number in a set of data
Term
nanometer
Definition
billionth of a meter
Term
normal distribution
Definition
a typical set of distribution of numbers
Term
pie chart
Definition
showing data in a chart, cut up
Term
range
Definition
the limits
Term
standard deviation
Definition
a measure of dispersion in a frequency distribution, equal to the square root of the mean of the squares of the deviations from the arithmetic mean of the distribution.
Term
trend line
Definition
a constant set of data or numbers
Term
variance
Definition
having a variety
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