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Author Question: Test whether he given claim is supported or not supported using a 0.05 significance level. Assume ... (Read 806 times)

Yolanda

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Test whether he given claim is supported or not supported using a 0.05 significance level. Assume that the sample has been randomly selected from a population with a normal distribution.

A fast food outlet claims that the mean waiting time in line is less than 3.7 minutes. A random sample of 20 customers has a mean of 3.5 minutes with a standard deviation of 0.8 minute. Use a significance level of 0.05 to test whether the fast food outlet's claim is supported or not supported.
◦ not supported
◦ supported


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Marked as best answer by Yolanda on Jan 18, 2020

tofugiraffe

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Yolanda

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Reply 2 on: Jan 18, 2020
:D TYSM


xthemafja

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Reply 3 on: Yesterday
Wow, this really help

 

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