A Data Set of Size 21 Has Correlation Coefficient of R

question 49

Multiple Choice

A data set of size 21 has correlation coefficient of r = 0.476. Test the significance of r at the 5%
Level and at the 1% level.

• A)r is significant at 5%, but not at 1%.
• B)r is not significant at 5% or at 1%.
• C)r is significant at 5% and at 1%.

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