An auto shop wants to examine the proportion of customers that have to retur after an appointment. Last year, an examination of 402 customers found that 22.4% had to return after an appointment. You instituted some changes at the auto shop this year, and found from a sample of 319 customers that 25.1% had to return after an appointment. You want to conduct an analysis to determine if there has been an increase in the proportion of customers that need return after an appointment since the past year, with a significance level of 10%. Using this information, what is the p of your analysis, accurate to three decimal places? 0.286 0.223 0.236
An auto shop wants to examine the proportion of customers that have to retur after an appointment. Last year, an examination of 402 customers found that 22.4% had to return after an appointment. You instituted some changes at the auto shop this year, and found from a sample of 319 customers that 25.1% had to return after an appointment. You want to conduct an analysis to determine if there has been an increase in the proportion of customers that need return after an appointment since the past year, with a significance level of 10%. Using this information, what is the p of your analysis, accurate to three decimal places? 0.286 0.223 0.236
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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