Assume that a set of test scores is normally distributed with a mean of 100 and a standard deviation of 25. Use the 68-95-99.7 rule to find the following quantities. a. The percentage of scores less than 100 is _____%.
(Round to one decimal place as needed.)
b. The percentage of scores greater than 125 is ___%.
(Round to one decimal place as needed.)
c. The percentage of scores between 50 and 125 is _____%.
(Round to one decimal place as needed.)

Question

Assume that a set of test scores is normally distributed with a mean of 100 and a standard deviation of 25. Use the​ 68-95-99.7 rule to find the following quantities. a. The percentage of scores less than 100 is _____​%.
​(Round to one decimal place as​ needed.)
b. The percentage of scores greater than 125 is ___​%.
​(Round to one decimal place as​ needed.)
c. The percentage of scores between 50 and 125 is _____​%.
​(Round to one decimal place as​ needed.)