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 110 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 Mon Tue Wed Thu Fri Number of Calls 21 29 25 13 22 Copy Data Step 3 of 10: State the null and alternative hypothesis in terms of the expected proportions for each category. Answer Tables Keypad Keyboard Shortcuts Previous Step Answers Ho: Pi = Ha: There is some difference amongst the proportions