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 14 Total For 26 75 115 (30.67) (51.11) (33.22) Against 60 95 105 260 (69.33) (115.56) (**) 30 (33.33) 200 Neutral 34 11 75 (20) (21.67) Total 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 xz test underlying the generation of the above table. b) Find the missing values *, **', ****, '??' and ???'. c) What is the conclusion of this test? Give reasons for your answer.
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 14 Total For 26 75 115 (30.67) (51.11) (33.22) Against 60 95 105 260 (69.33) (115.56) (**) 30 (33.33) 200 Neutral 34 11 75 (20) (21.67) Total 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 xz test underlying the generation of the above table. b) Find the missing values *, **', ****, '??' and ???'. c) What is the conclusion of this test? Give reasons for your answer.
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.7: Probability
Problem 58E: What is meant by the sample space of an experiment?
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