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State the value of the test statistic

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Reference no: EM131672867

Qusetion: In a study on the likability of comedians, 10 participants observed one of two comedians (one who was humorous and another who was not humorous) and rated how likable these comedians were on a 7-point scale from 1 (not likable at all) to 7 (very likable). The ratings by each participant are given below.

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(a) Test whether or not likability ratings differ between groups using a .05 level of significance. State the value of the test statistic and the decision to retain or reject the null hypothesis.

(b) Compute effect size using estimated Cohen's d.

Reference no: EM131672867

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