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Scores of an IQ test have a bell-shaped distribution with a mean of 100 and a standard deviation of 15. Use the empirica
Posted: Mon Jul 11, 2022 11:27 am
by answerhappygod
- Scores Of An Iq Test Have A Bell Shaped Distribution With A Mean Of 100 And A Standard Deviation Of 15 Use The Empirica 1 (21.33 KiB) Viewed 22 times
Scores of an IQ test have a bell-shaped distribution with a mean of 100 and a standard deviation of 15. Use the empirical rule to determine the following (a) What percentage of people has an IQ score between 85 and 115? (b) What percentage of people has an IQ score less than 55 or greater than 145? (c) What percentage of people has an IQ score greater than 1157 (a) % (Type an integer or a decimal.) (b) % (Type an integer or a decimal.) (c)% (Type an integer or a decimal.) GILB va