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  3. a data set about speed dating includes​ \"l

A data set about speed dating includes​ \"like\" ratings of male dates made by the female...

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Statistics

A data set about speed dating includes​ \"like\" ratings of maledates made by the female dates. The summary statistics are

nequals=193193​,

x overbarxequals=7.867.86​,

sequals=2.262.26.

Use a

0.100.10

significance level to test the claim that the population mean ofsuch ratings is less than

8.008.00.

Assume that a simple random sample has been selected. Identifythe null and alternative​ hypotheses, test​ statistic, P-value, andstate the final conclusion that addresses the original claim.

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Solutionpopulation standard deviation is    See Answer
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