2.2. The management of a small supermarket claim that at least 70% of housewives in the local community shop with them once a week. Out of a random sample of 350 households in the community 235 admitted shopping there weekly. Required: Is the supermarkets claim upheld at 1% significance? [13] weer up the Question 4 [23 Marks) 4.1 In a survey of 1,500 customers who did holiday shopping on line during the 2017 festive season holiday, 270 indicated that they were not satisfied with their experience. of the customers that were not satisfied, 143 indicated that they did not receive the products in time for the holidays, while 1,197 of the customers that were satisfied with their experience indicated that they did receive the products in time for the holidays. The following complete summary of results were reported: Received Products in Time for Holidays Yes No Total Satisfied with their Experience Yes 33 1,197 127 1,230 270 No 143 Total 1,324 176 1,500 Required: a. Is there a significant difference in satisfaction between those who received their products in time for the holidays, and those who did not receive their products in time for the holidays? Test at the 0.01 level of significance. [12] b. State the P-value for the test above. [2]