A Study Found Statistically Significant Results for a Hypothesis Tested

question 66

Multiple Choice

A study found statistically significant results for a hypothesis tested with an independent-samples t test.The author of the study reported her effect size for the test as 0.53.What is true of the two sample means?

• A) The two sample means overlap 53 percent.
• B) The two sample means likely come from the same distribution.
• C) The two sample means do not indicate meaningful differences between groups.
• D) The two sample means are 0.53 standard deviations apart.

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