A Hypothesis Test That a Rank Correlation Coefficient Is Zero

question 70

Multiple Choice

A hypothesis test that a rank correlation coefficient is zero is conducted at the 5% level of significance. If the correlation coefficient is 0.50 for a sample of 15 observations, what is the computed value of the t statistic?

• A) 0.456
• B) 6.08
• C) 2.2082
• D) 2.2361

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