ary > MAT 240: Applied Statistics home > 7.1: Hypothesis test for a population proportionE zyBooks catalogHelp/FAQFeedback?CHALLENGE7.1.3: Hypothesis test for a population proportion.ACTIVITY387674.1891676,.qxazay7Jump to level 1A software company is interested in improving customer satisfaction rate from the 62% currently claimed.The company sponsored a survey of 238 customers and found that 160 customers were satisfied.What is the test statistic z?Ex: 1.23CheckNextFeedback?CHALLENGE72°Fto search57)PriscInwertDISF76.TUOEDFGKM

We have given thatn = 238x = 160p̂ = x/n = 160 /238 = 0.1486p = 62% = 0.62

Answered: Jump to level1 A software company is…

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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Jump to level1 A software company is interested in improving customer satisfaction rate from the 62% currently claimed. The company sponsored a survey of 238 customers and found that 160 customers were satisfied. What is the test statistic 2? Ex: 1.23: