(il) What is the value of the test statistic? (Round your answer to three decimal places.) (lii) What is the pavalue? (Round your answer to five decimal places.) p-value thy) what is your conclusion? Do not reject N.. We can conclude that there is a significant difference between the average yearly incomes of marketing managers in the East and West Do not reject He. We cannot conclude that there is a significant difference between the average yearly incomes of marketing managers in the East and West. Reject M. We can conclude that there Is a significant difference between the average yearly incomes of marketing managers in the Cast and West Reject N.. We cannot conclude that there Is a significant difference between the average yearly incomes of marketing manager in the East and WestYou may need to use the appropriate appendix table or technology to anywer this question. In order to estimate the difference between the average yearly Incomes of marketing managers in the East and west of the United States, the following Information was gathered. Enst West n, . 44 my - 50 - 69 ( $1,080) - 74 (in $1,000) On $1,000) 1 2 (in $1.060) (b) Develop an interval estimate for the difference between the average yearly incomes of the marketing managers in the East and West. Use 985 confidence. (Use East - West, Round your answers to three decimal places.) (0) At a = 0:02, use the p-value approach and test to determine if the average yearly income of marketing managers in the Fast is significantly different from thein in the west (Let d = Cam - West ] (13 Formulate the hypotheses