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Problem 8 Do you likeour Variable 1.yes Variable6- What is your gross monthly income? Problem 8a menuselection 2 . No At a 5 % level of significance, conduct a right-tailed test of hypothesis involving two population means defined as follows. The first population mean relates to the mean of those values of Variable 6 that have the attribute represented by the "1" code for Variable 1, The second population mean relates to the mean of those values of Variable 6 that have the attribute represented by the "2" code for Variable 1. Use the pooled variance option when conducting this test. In your answer make sure that you show HO and Ha, sketch the sampling distribution showing the critical value(s) and the rejection region. Use your calculator to make all the required computations including the test statistic and also state the decision and conclusion in the context of your survey. Show all your work Variablel [10 marks] Do you likealf Variable 6 menu selection what is your gross monthly incomes 3300 3580 2 000 3200 5 500 7800 8000 3 000 3500 9000 85 00 4500 5060 2800 4000 5800 3 575 3250 1700 70oo