- The Maintenance Department At The Main Campus Of A Large State University Receives Daily Requests To Replace Fluorecent 1 (26.87 KiB) Viewed 22 times
- The Maintenance Department At The Main Campus Of A Large State University Receives Daily Requests To Replace Fluorecent 2 (25.63 KiB) Viewed 22 times
- The Maintenance Department At The Main Campus Of A Large State University Receives Daily Requests To Replace Fluorecent 3 (33.54 KiB) Viewed 22 times
The physical plant at the main campus of a large state university recieves daily requests to replace florecent lightbulbs. The distribution of the number of daily requests is bell-shaped and has a mean of 48 and a standard deviation of 11. Using the Empirical Rule rule, what is the approximate percentage of lightbulb replacement requests numbering between 37 and 48? Do not enter the percent symbol. ans = %
The weekly hours worked by part time students at a certain community college is bell-shaped. The hours have a mean of 26 hours and a standard deviation of 4.3 hours. Use the Empirical Rule. Suggestion: sketch the distribution in order to answer these questions. a) 68% of the weekly work hours lie between and hours. b) What percentage of the student work hours lie between 17.4 and 30.3 hours? % c) What percentage of the student work hours lie below 38.9 hours? %