A random sample of 29 community college students were asked their height in inches and the height
Question:
a. What is the slope of the regression line? Interpret the value of the slope in context.
b. Test the hypothesis that the slope is 0 (significance level is 0.05), and explain what your answer means.
c. If the slope were 1, what would that say about the association?
d. Test the hypothesis that the slope is 1 using a significance level of 0.05. Use the table for Exercise 14.18 to decide whether the p-value is less than 0.05. The degrees of freedom (df) is 27.
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Related Book For
Introductory Statistics Exploring The World Through Data
ISBN: 9780321978271
2nd Edition
Authors: Robert Gould, Colleen Ryan
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