The mean and the standard deviation of STAT 2101 grades are 70 and 10, respectively. What can you say about the percenta
Posted: Wed Jul 06, 2022 12:14 pm
The mean and the standard deviation of STAT 2101 grades are 70 and 10, respectively. What can you say about the percentage of students who scored above 90? Select one: a. At most 25% b. At most 75% c. At least 25% d. At least 75% The correct answer is: At most 25%