A Loaf of Bread Is Normally Distributed with a Mean

question 1

Multiple Choice

A loaf of bread is normally distributed with a mean of 22 ounces and a standard deviation of ½ ounces. (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 0.4772.
(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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Definitions:

Cash Transfers

Direct payments given to individuals or households, typically by the government, to reduce poverty or provide social assistance.

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Financial or material support provided directly to individuals, organizations, or countries in need, often aimed at alleviating poverty or addressing emergencies.

World Bank

An international financial institution that provides loans and grants to the governments of low and middle-income countries for the purpose of pursuing capital projects.

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An increase in the production of economic goods and services, compared from one period of time to another.