A
historic distribution information of people visit on a grocery
store is: Monday: 10%; Tuesday 10%; Wednesday: 10%; Thursday: 15%;
Friday: 15%; Saturday: 20%; Sunday 20%. The total is 100%. A test
is conducted by counting the number of people visits each day:
Monday: 150; Tuesday 110; Wednesday: 155; Thursday: 160; Friday:
180; Saturday: 240; Sunday: 190. Based on the information, can you
conclude with 95% confidence that your test result agree with the
historic information?