An employment information service claims the mean annual salary for senior level product engineers is ​$97,000. The annual salaries​ (in dollars) for a random sample of 16 senior level product...



























































An employment information service claims the mean annual salary for senior level product engineers is
​$97,000.

The annual salaries​ (in dollars) for a random sample of
16

senior level product engineers are shown in the table to the right. At
α=0.10​,

test the claim that the mean salary is
​$97,000.

Complete parts​ (a) through​ (e) below. Assume the population is normally distributed.








Annual Salaries


100



​,670



96



​,364



93



​,584



112



​,607





82



​,526



74



​,227



77



​,037



80



​,922



102



​,527



76



​,219



104



​,083



103



​,988



91



​,018



82



​,019



85



​,096



110



​,371



The standardized test statistic is t=


The critical​ value(s) is/are t0=



Jun 09, 2022
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