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Solved: In Exercise, use the following information. In a
Chapter , Problem 3CQ(choose chapter or problem)
Problem 3CQ
In Exercise, use the following information. In a standardized IQ test, scores were normally distributed, with a mean score of 100 and a standardized deviation of 15.
Find the probability that a randomly selected person has an IQ score higher than 125. Is this an unusual event? Explain.
Questions & Answers
QUESTION:
Problem 3CQ
In Exercise, use the following information. In a standardized IQ test, scores were normally distributed, with a mean score of 100 and a standardized deviation of 15.
Find the probability that a randomly selected person has an IQ score higher than 125. Is this an unusual event? Explain.
ANSWER:
Solution
Step 1 of 1
We have to find the randomly selected person has an IQ score more than 125
Given that IQ scores are normally distributed
And the mean score is 100