Term
|
Definition
| displays the 5-number summary as a central box with whiskers that extend to the non-outlying data values; particularly effective for comparing groups and for displaying outliers |
|
|
Term
|
Definition
| any point more than 1.5 IQR from either end of the box in a boxplot |
|
|
Term
|
Definition
| any point more than 3.0 IQR from either end of the box in a boxplot |
|
|
Term
|
Definition
| When comparing the distributions of several groups using histograms or stem-and-leaf displays, consider their shape, center, spread |
|
|
Term
|
Definition
| compare shapes, medians, IQRs, variation, and check for new possible outliers |
|
|
Term
|
Definition
| displays data that change over time; often, successive values are connected with lines to show trends more clearly; sometimes a smooth curve is added to the plot to help show long-term patterns and trends |
|
|
