Create a scatterplot of the data in Exercise 13.6, and compute the correlation between the two sets
Question:
Create a scatterplot of the data in Exercise 13.6, and compute the correlation between the two
sets of scores. What does this say that is relevant to the answer to Exercise 13.7?
Exercise 13.7
Why would you use a paired t test in Exercise 13.6?
Exercise 13.6
Hoaglin, Mosteller, and Tukey (1983) present data on blood levels of beta-endorphin as a
function of stress. They took beta-endorphin levels for 19 patients 12 hours before surgery and
again 10 minutes before surgery. The data are presented on the next page, in fmol/ml:
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Related Book For
Fundamental Statistics For The Behavioral Sciences
ISBN: 9781305652972
9th Edition
Authors: David C. Howell
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