Home Mail Corporation sells products by mail. The company’s management wants to find out if the number of orders received at the company’s office on each of the 5 days of the week is the same. The company took a sample of 400 orders received during a 4-week period. The following table lists the frequency distribution for these orders by the day of the week.
Test at a 5% significance level whether the null hypothesis that the orders are evenly distributed over all days of the week is true.
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