multiple choice questions for Objective 4

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Chapter 7

This activity contains 2 questions.

Which of the following correlation coefficients could be statistically significant?

	–.45
	.12
	.34
	All of these

Using a sample size of 30 subjects, a researcher found a correlation of .30. This relationship was not statistically significant. If the researcher were to triple her sample size, which of the following is most likely?

	The correlation would be statistically significant.
	The correlation would be larger.
	The correlation would be smaller.
	Nothing would change.

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