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Healthy Sleep Duration  The centers for Disease Control and Prevention, CDC, defines a healthy sleep duration to be at least seven hours per day. The CDC reports that the percentage of people who report a healthy sleep duration varies by marital status. The CDC also reports that in 2018, 67% of those who are married report a healthy sleep duration; 62% of those who have never been married report a healthy sleep duration; and 56% of those who are divorced, widowed, or separated report a healthy sleep duration. The file Sleep Habits contains sample data on the sleeping habits of people who have never been married that are consistent with the CDC’s findings. Use this data to answer the following questions.  Develop a point estimate and a 95% confidence interval for the proportion of those who have never been married who report a healthy sleep duration.  Develop a point estimate and a 95% confidence interval for the mean number of hours of sleep for those who have never been married.  For those who have never been married, estimate the number of hours of sleep per day for those who report a healthy sleep duration.  5.3 14 5.4 36 5.5 55 5.6 55 5.7 83 5.8 105 5.9 145 6.0 137 6.1 141 6.2 180 6.3 173 6.4 203 6.5 210 6.6 241 6.7 240 6.8 288 6.9 301 7.0 327 7.1 323 7.2 372 7.3 310 7.4 344 7.5 289 7.6 277 7.7 262 7.8 240 7.9 234 8.0 218 8.1 213 8.2 177 8.3 186 8.4 149 8.5 131 8.6 96 8.7 80 8.8 71 8.9 59 9.0 53 9.1 22 9.2 4

Healthy Sleep Duration  The centers for Disease Control and Prevention, CDC, defines a healthy sleep duration to be at least seven hours per day. The CDC reports that the percentage of people who report a healthy sleep duration varies by marital status. The CDC also reports that in 2018, 67% of those who are married report a healthy sleep duration; 62% of those who have never been married report a healthy sleep duration; and 56% of those who are divorced, widowed, or separated report a healthy sleep duration. The file Sleep Habits contains sample data on the sleeping habits of people who have never been married that are consistent with the CDC’s findings. Use this data to answer the following questions.  Develop a point estimate and a 95% confidence interval for the proportion of those who have never been married who report a healthy sleep duration.  Develop a point estimate and a 95% confidence interval for the mean number of hours of sleep for those who have never been married.  For those who have never been married, estimate the number of hours of sleep per day for those who report a healthy sleep duration.  5.3 14 5.4 36 5.5 55 5.6 55 5.7 83 5.8 105 5.9 145 6.0 137 6.1 141 6.2 180 6.3 173 6.4 203 6.5 210 6.6 241 6.7 240 6.8 288 6.9 301 7.0 327 7.1 323 7.2 372 7.3 310 7.4 344 7.5 289 7.6 277 7.7 262 7.8 240 7.9 234 8.0 218 8.1 213 8.2 177 8.3 186 8.4 149 8.5 131 8.6 96 8.7 80 8.8 71 8.9 59 9.0 53 9.1 22 9.2 4

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Healthy Sleep Duration 

The centers for Disease Control and Prevention, CDC, defines a healthy sleep duration to be at least seven hours per day. The CDC reports that the percentage of people who report a healthy sleep duration varies by marital status. The CDC also reports that in 2018, 67% of those who are married report a healthy sleep duration; 62% of those who have never been married report a healthy sleep duration; and 56% of those who are divorced, widowed, or separated report a healthy sleep duration. The file Sleep Habits contains sample data on the sleeping habits of people who have never been married that are consistent with the CDC’s findings. Use this data to answer the following questions. 

  1. Develop a point estimate and a 95% confidence interval for the proportion of those who have never been married who report a healthy sleep duration. 
  1. Develop a point estimate and a 95% confidence interval for the mean number of hours of sleep for those who have never been married. 
  1. For those who have never been married, estimate the number of hours of sleep per day for those who report a healthy sleep duration. 
5.3 14
5.4 36
5.5 55
5.6 55
5.7 83
5.8 105
5.9 145
6.0 137
6.1 141
6.2 180
6.3 173
6.4 203
6.5 210
6.6 241
6.7 240
6.8 288
6.9 301
7.0 327
7.1 323
7.2 372
7.3 310
7.4 344
7.5 289
7.6 277
7.7 262
7.8 240
7.9 234
8.0 218
8.1 213
8.2 177
8.3 186
8.4 149
8.5 131
8.6 96
8.7 80
8.8 71
8.9 59
9.0 53
9.1 22
9.2 4
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