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=

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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=

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