A computer manufacturing company claims that its brand - A computers outsells its brand - by 10 % . It is found that 40 out of a random sample of 200 users prefer brand - A and 18 of another sample of 100 users prefer brand - B Test at 5 % level of significance whether the 10 difference is a valid claim .

A computer manufacturing company claims that its brand - A computers outsells its brand - by 10 % . It is found that 40 out of a random sample of 200 users prefer brand - A and 18 of another sample of 100 users prefer brand - B Test at 5 % level of significance whether the 10 difference is a valid claim .

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section: Chapter Questions

Problem 8CR

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