Mathematics · Statistics
Let 'r' represent the correlation coefficient between age and weight, and N be the number of subjects. The calculated value of r = 0.510 for N = 15. The critical table value of r for N - 2 = 13 degrees of freedom is 0.514 at the 0.05 level and 0.561 at the 0.01 level. Which of the following is correct?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The null hypothesis is rejected
- 2There is no significant correlation between age and weight✓
- 3There is a significant correlation between age and weight at the 0.05 level
- 4There is a significant correlation between age and weight at the 0.01 level
Correct answer
There is no significant correlation between age and weight
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