A Loaf of Bread Is Normally Distributed with a Mean

question 110

Multiple Choice

A loaf of bread is normally distributed with a mean of 22 ounces and a standard deviation of ½ ounce. (i) The probability that a loaf of bread is < 20 ounces is 0.0.
(ii. The probability that a loaf of bread is > 21 ounces is 0.9772.
(iii) The probability that a loaf of bread is < 24 ounces is 1.0.

• A) (i), (ii), and (iii) are all correct statements.
• B) (i) is a correct statement but not (ii) or (iii).
• C) (i) and (iii) are correct statements but not (ii).
• D) (i) and (ii) are correct statements but not (iii).
• E) (ii) and (iii) are correct statements but not (i).

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