In Contrast to the Analysis of Variance, Tind Is Limited

question 41

Multiple Choice

In contrast to the analysis of variance, tind is limited because.

• A)the means must be based on the same number of scores
• B)the assumptions of the t test are more rigid
• C)the value of alpha may only be .05
• D)only two groups can be compared at one time

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Definitions:

Inspection Samples

Specific items taken from a larger batch or lot for the purpose of testing or examining them to ensure they meet specified standards.

Control Limits

The boundaries in control charts that signal when a process is out of control and corrective action may be needed.

Sample Range

The difference between the highest and lowest values in a set of sample data, used as a measure of variability.

Sample Size

is the number of observations or data points collected in a study or used in a statistical sample.