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9.7 Refer to Example 8.6. The political action group was interested in determining regional differences in the public's opinion concerning air pollution. Write a contrast in the four population means to answer each of the following questions a. Question 1: Is the proportion of people who thought the EPA's standards are not stringent enough different for the people living in the East compared to the people living in the West? b. Question 2: Is the proportion of people who thought the EPA's standards are not stringent enough different for the people living in the Northeast compared to the people living in the other three regions? c. Question 3: Is the proportion of people who thought the EPA's standards are not stringent enough different for the people living in the Northeast compared to the people living in the Southeast? d. Simultaneously test if the three contrasts are different from 0 using an α e. Are the three contrasts mutually orthogonal? .05 test. Refer to Example 8.6 Data set Region SMSA NE SE .81 78 10 .12 .13 .60 56 56 Mean Standard Deviation 343 .0273 0274 .0179

9.7 Refer to Example 8.6. The political action group was interested in determining regional differences in the public's opinion concerning air pollution. Write a contrast in the four population means to answer each of the following questions a. Question 1: Is the proportion of people who thought the EPA's standards are not stringent enough different for the people living in the East compared to the people living in the West? b. Question 2: Is the proportion of people who thought the EPA's standards are not stringent enough different for the people living in the Northeast compared to the people living in the other three regions? c. Question 3: Is the proportion of people who thought the EPA's standards are not stringent enough different for the people living in the Northeast compared to the people living in the Southeast? d. Simultaneously test if the three contrasts are different from 0 using an α e. Are the three contrasts mutually orthogonal? .05 test. Refer to Example 8.6 Data set Region SMSA NE SE .81 78 10 .12 .13 .60 56 56 Mean Standard Deviation 343 .0273 0274 .0179

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 13PT
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9.7 Question attached in picture.

9.7 Refer to Example 8.6. The political action group was interested in determining regional differences in the public's opinion concerning air pollution. Write a contrast in the four population means to answer each of the following questions a. Question 1: Is the proportion of people who thought the EPA's standards are not stringent enough different for the people living in the East compared to the people living in the West? b. Question 2: Is the proportion of people who thought the EPA's standards are not stringent enough different for the people living in the Northeast compared to the people living in the other three regions? c. Question 3: Is the proportion of people who thought the EPA's standards are not stringent enough different for the people living in the Northeast compared to the people living in the Southeast? d. Simultaneously test if the three contrasts are different from 0 using an α e. Are the three contrasts mutually orthogonal? .05 test. Refer to Example 8.6 Data set Region SMSA NE SE .81 78 10 .12 .13 .60 56 56 Mean Standard Deviation 343 .0273 0274 .0179
Transcribed Image Text:9.7 Refer to Example 8.6. The political action group was interested in determining regional differences in the public's opinion concerning air pollution. Write a contrast in the four population means to answer each of the following questions a. Question 1: Is the proportion of people who thought the EPA's standards are not stringent enough different for the people living in the East compared to the people living in the West? b. Question 2: Is the proportion of people who thought the EPA's standards are not stringent enough different for the people living in the Northeast compared to the people living in the other three regions? c. Question 3: Is the proportion of people who thought the EPA's standards are not stringent enough different for the people living in the Northeast compared to the people living in the Southeast? d. Simultaneously test if the three contrasts are different from 0 using an α e. Are the three contrasts mutually orthogonal? .05 test. Refer to Example 8.6 Data set Region SMSA NE SE .81 78 10 .12 .13 .60 56 56 Mean Standard Deviation 343 .0273 0274 .0179
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