# Question

Scores on the Wechsler Adult Intelligence Scale (WAIS) approximate a normal curve with a mean of 100 and a standard deviation of 15. What proportion of IQ scores are

(a) Above Kristen’s 125?

(b) Below 82?

(c) Within 9 points of the mean?

(d) More than 40 points from the mean?

(a) Above Kristen’s 125?

(b) Below 82?

(c) Within 9 points of the mean?

(d) More than 40 points from the mean?

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