Pursuant to the developed associated rules, the data analysts wanted to provide recommendation on the purchasing decision to the management in a statistical proven approach. Previous years sales have been recorded as RM32/trip purchase He has collected the following amount of money spent for Brand X and data is shown below.

Brand X	31	30	35	37	28	45	39	32	42	28	39	33	32	32	36	35	50	52	45	38
Brand Y	27	32	32	28	42	29	33	33	45	43	32	35	34	34	32	31	38	26	25	21

He has hypothesized that amount of spend (per trip purchase) for Brand X should be more than RM32. Is the hypothesis correct at 5% significant level? [20 Marks]

In addition, he wanted to compare the purchasing decision as measured by the money spent over Brand X is more than competitor Brand Y by RM10. Will he be available to support the hypothesis by 5% significant level? [10 Marks]

Hi tutor, Please answer this question step by step.

Thank you.