QUESTION 3 Shola Sdn Bhd sells products online. The company's management wants to find out if the number of orders recei

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Question 3 Shola Sdn Bhd Sells Products Online The Company S Management Wants To Find Out If The Number Of Orders Recei 1 (62.23 KiB) Viewed 59 times

QUESTION 3 Shola Sdn Bhd sells products online. The company's management wants to find out if the number of orders received at the company's office on each of the 6 days of the week is the same. The company took a sample of 400 orders received for 4-week period, the frequency distribution for these orders are presented in the table below. a) Days of the week Number of orders received Undergraduates Before the course After the course 1 8 10 Mon 78 258 Test at the 1% significance level whether the null hypothesis that the orders are evenly distributed over all days of the week is true. (8 marks) 345 b) A university sent ten of its undergraduate students to attend a course in building self- confidence development. Assessment on the effectiveness of the course were conducted before and after students attended the course. The scores (on a scale of 1 to 15, 1-being the lowest and 15= being the highest score) are presented in the table below. 4 Tue Wed 58 52 ܕ 9 11 566 Fri Thu 76 75 667 END OF QUESTION PADER 9 Draw 759 867 Sat 61 9 7 10 10 9 12 Test at 2.5% significance level whether attending this course increases the mean score of the undergraduate students. (12 marks) (Total: 65 marks) Highlight