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A marketing manager wishes to compare the variances in the prices charged for two brands of CD players (assuming the distribution of prices is normal for both brands). The manager conducts a random survey of retail outlets and obtains the following results: Onkyo X1 = 150 JVC X2 = 145 S2 n2 = 24 Mean %3D Standard Deviation = 15 10 S1 = 10 Sample Size n1 Use the information to test H,: of ož with a = conclude? 0.01. What do you

A marketing manager wishes to compare the variances in the prices charged for two brands of CD players (assuming the distribution of prices is normal for both brands). The manager conducts a random survey of retail outlets and obtains the following results: Onkyo X1 = 150 JVC X2 = 145 S2 n2 = 24 Mean %3D Standard Deviation = 15 10 S1 = 10 Sample Size n1 Use the information to test H,: of ož with a = conclude? 0.01. What do you

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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 marketing manager wishes to compare the variances in the prices charged for two brands of CD players (assuming the distribution of prices is normal for both brands). The manager conducts a random survey of retail outlets and obtains the following results: Onkyo JVC X, = 145 S2 Мean X, = 150 Standard Deviation S1 = 15 = 10 Sample Size n1 = 10 n2 = 24 Use the information to test H,: o? <o versus Ha: of > o, with a = 0.01. What do you conclude?
Transcribed Image Text:A marketing manager wishes to compare the variances in the prices charged for two brands of CD players (assuming the distribution of prices is normal for both brands). The manager conducts a random survey of retail outlets and obtains the following results: Onkyo JVC X, = 145 S2 Мean X, = 150 Standard Deviation S1 = 15 = 10 Sample Size n1 = 10 n2 = 24 Use the information to test H,: o? <o versus Ha: of > o, with a = 0.01. What do you conclude?
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