Math

StatisticsQ&A LibraryA telephone company claims that the service calls which they receive are equally distributed among the five working days of the week. A survey of 111 randomly selected service calls was conducted. Is there enough evidence to refute the telephone company's claim that the number of service calls does not change from day-to-day? Days of the Week Number of CallsMon 15Tue 21Wed 26Thu 31Fri 18 A) Find the expected value for the number of service calls received on Monday. Round your answer to two decimal places. B) Find the expected value for the number of service calls received on Thursday. Round your answer to two decimal places. C) Find the value of the test statistic. Round your answer to three decimal places. D)Find the degrees of freedom associated with the test statistic for this problem.Question

A telephone company claims that the service calls which they receive are equally distributed among the five working days of the week. A survey of 111 randomly selected service calls was conducted. Is there enough evidence to refute the telephone company's claim that the number of service calls does not change from day-to-day?

Days of the Week Number of Calls

Mon 15

Tue 21

Wed 26

Thu 31

Fri 18

A) Find the expected value for the number of service calls received on Monday. Round your answer to two decimal places.

B) Find the expected value for the number of service calls received on Thursday. Round your answer to two decimal places.

C) Find the value of the test statistic. Round your answer to three decimal places.

D)Find the degrees of freedom associated with the test statistic for this problem.

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