In developing a 90% confidence interval for the expected value of y from a simple linear regression involving a sample of size 15, the appropriate t-table value would be 1.761.

Name: In developing a 90% confidence interval for the expected value of y from a simple linear regression involving a sample of size 15, the appropriate t-table value would be 1.761.
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Quizplus · Accepted Answer

The appropriate t-table value for a 90% confidence interval with 13 degrees of freedom (n-2 = 15-2) is approximately 1.771, not 1.761.

In Developing a 90% Confidence Interval for the Expected Value