A Reading Readiness Test Is Administered to 8 Matched Pairs

question 34

Multiple Choice

A reading readiness test is administered to 8 matched pairs of first graders.One child of each pair had 3 years of day care experience whereas the other child had none.The results of the test are shown in the following table.(Higher scores indicate greater readiness. ) Assume á=.05,nondirectional test.
The eta² for the "reading readiness" data is _____.

• A).31
• B).23
• C).54
• D).44

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Definitions:

Critical Value

A point on the test statistic distribution that is compared to the test statistic to determine whether to reject the null hypothesis.

Degrees of Freedom

The count of autonomous figures or measurements that may change in an examination while still adhering to all restrictions.

Null Hypothesis

The default hypothesis that there is no significant difference or effect, usually to be tested against an alternative hypothesis.

Expected Frequency

The anticipated count of occurrences across different categories in a contingency table under the null hypothesis.