OpenStudy (anonymous):

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.)