For each of the following variables, indicate whether you would expect its relative frequency histogram to be

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For each of the following variables, indicate whether you would expect its relative frequency histogram to be bell shaped, U-shaped, skewed to the right, or skewed to the left.

(a) Exam score of easy exam (with ¯y = 88, s = 10, minimum

= 65, Q1 = 77, median = 85, Q3 = 91, and maximum

= 100).

(b) IQ for the general population.

(c) Number of times arrested in past year.

(d) Time needed to complete difficult exam (maximum time is 1 hour).

(e) Age at death.

(f) Weekly church contribution (median is $10 and mean is $17).

(g) Attitude toward legalization of abortion.

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