In a recent survey, random samples of shoppers at two different shopping malls were asked whether they enjoy shopping at the mall. Findings from the survey are summarized below: Shopping Mall A B n 300 350 Number of shoppers who say 'Yes' 105 147 (b) Test at 8% significance level to determine whether we can infer that the proportion of shoppers who enjoy shopping at Mall A is equal to 0.4. (use traditional method) (6 marks) (c) Can infer that the proportion of shoppers who enjoy shopping at Mall B is greater than 0.5? Test at a = 0.025 using p-value method. (6 marks)