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A sociologist wanted to determine whether there was a difference in the amount of time children aged 5-7 spent watching tv. check the following data for evidence that the number of minutes spent watching tv is equally distributed throughout the week. The data is shown graphically below. Use a=0.01
day number of minutessunday 200monday 112tuesday 123wednesday 130thursday 160friday 225saturday 247
what is the null hypothesis?
a)children spend diffeent amounts of time watching tv each dayb)children spend less than 2.6 hrs a day watching tvc)children spend the same amount of time watching tv each dayd)children spend more time watching tv on weekends
Find the expected value
a)171b)120c)112d)247
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