Not sure how to start these 2. Thanks.

5. The following table summarized the age and blood pressure status of 474 randomly selected Canadian adults in 2017. At the 10% signicance level, do the data provide sufcient evidence to conclude that age and blood pressure are associated? { 10 marks) 6. The data on monthly rents, in dollars, for independent random samples of newly completed apartments in the four U.S. regions are presented in the following table. (b) Test at the 5% significance level whether a difference exists in mean rent of newly completed apartments in the four U.S. regions. (6 marks)