A random sample of residents from various income brackets were asked their opinion on tax reform for the country of Guyana.

The data so gathered were analyzed by a statistician and the results he obtained using MINITAB are shown below:

Expected counts are printed below observed counts

A random sample of residents from various income brackets were asked their opinion on tax reform for the country of Guyana. The data so gathered were analyzed by a statistician and the results he obtained using MINITAB are shown below: Expected counts are printed below observed counts Low Middle High Total For 26 75 14 115 (30.67) (51.11) (33.22) Against 50 95 105 260 (69.33) (115.56) ( * * ) Neutral 34 30 11 75 (20) (33.33) (21.67) Total + 200 130 450 Chi-sq = 0.71 + 11. 17 + 11 . 12 + 3. 66 + 11 . 89 + 9 .8+ 0 .33 + 5.25 = 55 . 2 DF = ??, p-value =??? a) Carefully define the null and alternative hypotheses of the x2 test underlying the generation of the above table. [2] b) Find the missing values **', "**' *#*#' :901 "??' and *??"' [7] c) What is the conclusion of this test? Give reasons for your answer. [3]