- A The Amount Of Money In Rm Spent By The Customer At Supermarket In Shah Alam Were Recorded The Result Obtained Is A 1 (90.87 KiB) Viewed 50 times
a) The amount of money (in RM) spent by the customer at supermarket in Shah Alam were recorded. The result obtained is a
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a) The amount of money (in RM) spent by the customer at supermarket in Shah Alam were recorded. The result obtained is a
a) The amount of money (in RM) spent by the customer at supermarket in Shah Alam were recorded. The result obtained is as follow. Test at 5% level of significance, is there is sufficient evidence to conclude that the average amount of money (in RM) spent by the customers at supermarket is greater than RM95. (5 marks) CONFIDENTIAL CS/JULY 2022/STA404 b) An archery equipment manufacturer has developed a new arrow release. The manufacturer wants to know if it performs better than the old arrow release. Fifty archers of varying ability are selected and their average scores with both type of release are measured. The SPPS output for the scores is given below. i. Show the value of the t-statistics is the same as the output. (2 marks) ii. Based on the p-value, is there is sufficient evidence to indicate that the new arrow release is an improvement over the old arrow release. Use α=0.05. (4 marks)
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