(Solved): Scores of an 1Q test have a bell-shaped distribution with a mean of 100 and a standard devation of ...

Scores of an $1Q$ test have a bell-shaped distribution with a mean of 100 and a standard devation of 16 Use the emperical rule to detiermine the foliowing (a) What percentage of people has an $1Q$ score between 52 and 148 ? (b) What percentage of people has an 10 score less than 84 or greater than 116 ? (c) What percentage of people has an IO score greater than IAd? (a) 4 (Type an integer or a dncimal)