Answered: Question 1 "A manufacturer of shampoo…

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.6: Summarizing Categorical Data

Problem 4BGP

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$Question 1 "A manufacturer of shampoo claims that 72% of the shampoo users prefer brand X. To test this claim, a random sample of 44 participants are selected and asked what brand they prefer. If 31 of the 44 participants prefer brand X, what conclusion do we draw? Use a 0.1 level of significance. What are the given? hypothesized proportion: Blank 1% sample proportion:Blank 2 (Write your answer in fraction form form and simplify your answer) sample size:Blank 3 level of significance:Blank 4 What are the critical values? Write the positve first then the negative z:Blank 5 and Blank 6 What is the calculated z? Round your answer to the nearest hundredths. z:Blank 7"$

Transcribed Image Text:Question 1 "A manufacturer of shampoo claims that 72% of the shampoo users prefer brand X. To test this claim, a random sample of 44 participants are selected and asked what brand they prefer. If 31 of the 44 participants prefer brand X, what conclusion do we draw? Use a 0.1 level of significance. What are the given? hypothesized proportion: Blank 1% sample proportion:Blank 2 (Write your answer in fraction form form and simplify your answer) sample size:Blank 3 level of significance:Blank 4 What are the critical values? Write the positve first then the negative z:Blank 5 and Blank 6 What is the calculated z? Round your answer to the nearest hundredths. z:Blank 7"

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