IQ scores form a normal distribution with µ = 100 and σ = 15.Individuals with IQs between 90 and110 are classified as average.What proportion of the population is average?
A)0.7486
B)0.5028
C)0.4972
D)0.2486

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The Answer of IQ scores form a normal distribution with µ = 100 and σ = 15.Individuals with IQs between 90 and110 are classified as average.What proportion of the population is average?
A)0.7486
B)0.5028
C)0.4972
D)0.2486

IQ Scores Form a Normal Distribution with µ = 100