The following table shows summary data for the Mental Health Index (MHI) scores for respondents, organized by political party identification. A higher score indicates that a respondent experienced more mental health issues in the past 7 days, including anxiety, hopelessness, and trouble sleeping. Mental Health Index (MHI) Scores Democrats Independents Republicans Other Political Affiliation Mean 9.67 8.83 8.07 9.06 Standard Error 0.05 0.06 0.06 0.10 Median 9 8 7 8 Mode 7 5 5 5 Standard Deviation 3.32 3.18 2.94 3.44 Sample Variance 11.02 10.13 8.62 11.85 Kurtosis -0.16 0.37 1.13 0.13 Skewness 0.65 0.90 1.21 0.88 Range 15 15 15 15 Minimum 5 5 5 Maximum 20 20 20 20 Sum 39279 29508 22797 9853 Count 4062 3340 2825 1087
The following table shows summary data for the Mental Health Index (MHI) scores for respondents, organized by political party identification. A higher score indicates that a respondent experienced more mental health issues in the past 7 days, including anxiety, hopelessness, and trouble sleeping. Mental Health Index (MHI) Scores Democrats Independents Republicans Other Political Affiliation Mean 9.67 8.83 8.07 9.06 Standard Error 0.05 0.06 0.06 0.10 Median 9 8 7 8 Mode 7 5 5 5 Standard Deviation 3.32 3.18 2.94 3.44 Sample Variance 11.02 10.13 8.62 11.85 Kurtosis -0.16 0.37 1.13 0.13 Skewness 0.65 0.90 1.21 0.88 Range 15 15 15 15 Minimum 5 5 5 Maximum 20 20 20 20 Sum 39279 29508 22797 9853 Count 4062 3340 2825 1087
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 1GP
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- We can be 99% confident that the true population
mean MHI score for Democrats is between (lower limit) to (upper limit).
- Imagine that a public health organization would like to deploy a support program to populations where at least 50% of the population experiences life conditions that are at least moderately stressful (defined as a mean MHI score of 7 or higher). Should this program be deployed to Democrats?
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