Help with exercise 10.23 10.2.- In an experiment on the regeneration of hemoglobin in anemic rats, 2 treatments werecompared: ferric chloride (FeCI3) and pinto beans with iron. The results are summarized below:Treatment umber of ratsAveragehemoglobin gain(gm/100cc)Standard deviationFeC13 25Pinto beans | 99.31.308.91.2610.23.- Using the data from Exercise 10.2, construct a 90% confidence interval for, where Xidentifies the FeCl3 treatment and Y the other. With a = 0.10, would the hypothesis of equality ofvariances be rejected?

10.23.- Using the data from Exercise 10.2, construct a 90% confidence interval for, identifies the FeCI3 treatment and Y the other. With a = 0.10, would the hypothesis of equality of variances be rejected? %3D

10.23.- Using the data from Exercise 10.2, construct a 90% confidence interval for, identifies the FeCI3 treatment and Y the other. With a = 0.10, would the hypothesis of equality of variances be rejected? %3D

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Question

Help with exercise 10.23

10.2.- In an experiment on the regeneration of hemoglobin in anemic rats, 2 treatments were
compared: ferric chloride (FeCI3) and pinto beans with iron. The results are summarized below:
Treatment umber of rats
Average
hemoglobin gain
(gm/100cc)
Standard deviation
FeC13 25
Pinto beans | 9
9.3
1.30
8.9
1.26
10.23.- Using the data from Exercise 10.2, construct a 90% confidence interval for, where X
identifies the FeCl3 treatment and Y the other. With a = 0.10, would the hypothesis of equality of
variances be rejected?

Expert Solution

Formulae :

Formula for the confidence interval (C.I) for the ratio of the two population variances is given by

Where F_α/2(n₁ -1 , n₂ -1) is the F table value

n₁ & n₂ are the sample sizes.

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