Math Problem Statement
Find the area of the shaded region. The graph to the right depicts IQ scores of adults, and those scores are normally distributed with a mean of 100 and a standard deviation of 15.The area of the shaded region is
enter your response here.
(Round to four decimal places as needed.)
the shaded region is in the middle of the slope beween the number 85 and 110
Solution
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Math Problem Analysis
Mathematical Concepts
Statistics
Normal Distribution
Probability
Formulas
Z-score formula: z = (x - μ) / σ
Area under the normal curve: P(z2) - P(z1)
Theorems
Empirical Rule (68-95-99.7 rule) for normal distributions
Suitable Grade Level
Grades 11-12
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