A random sample of six advertisements taken from Scientific American had the following fog indices (an index used to measure the reading difficulty of a written text): 15.75 11.55 11.16 9.92 9.23 8.2 An independent random sample of six advertisements taken from Sports Illustrated had the following fog indices: 9.17 8.44 6.10 5.78 5.58 5.36 Assume that the population distributions are normal and test the equality of variances against a two-sided alternative for 10% significance level.
A random sample of six advertisements taken from Scientific American had the following fog indices (an index used to measure the reading difficulty of a written text): 15.75 11.55 11.16 9.92 9.23 8.2 An independent random sample of six advertisements taken from Sports Illustrated had the following fog indices: 9.17 8.44 6.10 5.78 5.58 5.36 Assume that the population distributions are normal and test the equality of variances against a two-sided alternative for 10% significance level.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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- A random sample of six advertisements taken from Scientific American had the following fog indices (an index used to measure the reading difficulty of a written text):
15.75 11.55 11.16 9.92 9.23 8.2
An independent random sample of six advertisements taken from Sports Illustrated had the following fog indices:
9.17 8.44 6.10 5.78 5.58 5.36
Assume that the population distributions are normal and test the equality of variances against a two-sided
alternative for 10% significance level.
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