# The data in the following table represent four-week growth rates for depleted chicks at different dosage levels of vitamin B,

## Question:

Use the information provided in the next table to answer the following questions.

a. Determine the dose-response straight lines separately for each sex, and plot them on the same graph.

b. Test whether the slopes for males and females differ.

c. Find a 99% confidence interval for the true difference between the male and female slopes.

d. Test for coincidence of the two straight lines.

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## Step by Step Answer:

**Related Book For**

## Applied Regression Analysis and Other Multivariable Methods

**ISBN:** 978-1285051086

5th edition

**Authors:** David G. Kleinbaum, Lawrence L. Kupper, Azhar Nizam, Eli S. Rosenberg

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