Question
Kurtis is a statistician who claims that the average salary of an employee in the city of Yarmouth is no more than$55,000 per year. Gina,
Kurtis is a statistician who claims that the average salary of an employee in the city of Yarmouth is no more than$55,000
per year. Gina, his colleague, believes this to be incorrect, so she randomly selects61
employees who work in Yarmouth and record their annual salary. Gina calculates the sample mean income to be$56,500
per year with a sample standard deviation of3,750
. Using the alternative hypothesisH
a
:>55,000
, find the test statistict
and the p-value for the appropriate hypothesis test. Round the test statistic to two decimal places and the p-value to three decimal places.
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