A. The correlation between monthly income and birth weight was r =.39. Calculate

Question

A. The correlation between monthly income and birth weight was r =.39. Calculate the t statistic for testing the null hypothesis thatthe correlation is 0 in the entire population of infants.

B. The researchers expected that higher birth weights would beassociated with higher incomes. Express this expectation as analternative hypothesis for the population correlation.

C. Determine a P-value for H0 versus the alternative that youspecidied in B. What conclusion does you test suggest.

This is a problem that my teacher assigned under a section whereshe said that the Linear Regression T Test on the TI83 would beused for every problem. But, I also can't seem to figure thisproblem out by hand as well. Could you guys help me out?

Explanation / Answer

Thank you. This was just what I needed!

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