# Refer to Exercise 16.5. a. Test the hypothesis that the relationships between risk index and number of

## Question:

a. Test the hypothesis that the relationships between risk index and number of cigarettes have equal slopes for the three treatments at the Î± = .05 level.

b. Does there appear to be a difference in the mean risk index for the three treatments?

c. Are the necessary conditions for conducting the tests of hypotheses in parts (a) and (b) satisfied with this data set?

In exercise

Fantastic news! We've Found the answer you've been seeking!

## Step by Step Answer:

**Related Book For**

## An Introduction To Statistical Methods And Data Analysis

**ISBN:** 9781305465527

7th Edition

**Authors:** R. Lyman Ott, Micheal T. Longnecker