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the intelligence quotient iq test scores for adults are normally distributed with a mean of 100 and a standard deviation of 15 what is the probability we could select a sample of 50 adults a 04141

IQ Test Scores: The Basics of IQ Score Interpretation - Edublox Online Tutor

SOLVED: The distribution of IQ (Intelligence Quotient) is approximately normal in shape, with a mean of 100 and a standard deviation of 13.Type number in the box below.DamtsAccording to the standard deviation rule, only 2.5% of people have an IQ over 126.

PQ: Practical Intelligence Quotient 2

SOLVED: Intelligence Quotient (IQ) scores are often reported to benormally distributed with μ=100.0 and σ=15.0.A random sample of 43 people is taken.Step 1 of 2: What is the probability of a random person onthe street having an IQ score of less than 98? Round youranswer to 4 decimal places, if necessary.Step 2 of 2: What is the probability that the mean IQscore of people in the sample is less than 98? Round youranswer to 4 decimal places, if necessary.