When Testing the Observed Value of the Z Test

question 79

Multiple Choice

When testing the observed value of the Z test statistic was found to be - 2.13.The p-value for this test is

• A)0.0166.
• B)0.0332.
• C)0.9668.
• D)0.9834.

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Definitions:

Cohen's D

A measure of the standardized difference between two means, commonly used in the context of effect size in statistics.

Effect Size

A quantitative measure of the magnitude of the difference between groups or the size of a relationship between variables.

Analysis of Variance

Analysis of variance (ANOVA) is a statistical method used to compare the means of three or more groups to determine if there are significant differences between them.

Test Statistic

A value calculated from sample data during a hypothesis test, used to make a decision about the relationship between variables or the acceptance of a hypothesis.