A Study Found Statistically Significant Results for a Hypothesis Tested

question 68

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 1.24.What is true of the two sample means?

• A) The two sample means overlap 85 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 1.24 standard deviations apart.

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Definitions:

Slave Trade

The historical trade in which human beings were bought and sold as property, primarily seen in the transatlantic trading systems between the 16th and 19th centuries.

Commercial Ties

The economic and business relationships between companies, industries, or countries.

Europeans

denotes the people originating from or residing in Europe, often used in contexts discussing cultural, social, or political topics.