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 53 and a standard deviation of 11. Using the 68-95-99] rule (also known as the Empirical Rule), what is the approximate percentage of lightbulb replacement requests numbering between 20 and 53? Do not enter the percent symbol. :] % 0 Question 12 80/1 pt '0 4 Z 99 G) Details 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 54 and a standard deviation of 10. Using the Empirical Rule rule, what is the approximate percentage of lightbulb replacement requests numbering between 24 and 54? Do not enter the percent symbol. Question Help: El Video