The Table Below Shows the Distribution of Income in the U.S.in

question 103

Multiple Choice

The table below shows the distribution of income in the U.S.in the year 1978. Table 33.1
Refer to Table 33.1.What percentage of households earn 31.5% of the income?

• A)Bottom 20%
• B)Top 20%
• C)Bottom 60%
• D)Top 40%
• E)Top 10%

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Definitions:

Probability

A measure of the likelihood that an event will occur, expressed as a number between 0 and 1.

Standard Deviations

A measure of the amount of variation or dispersion of a set of values from the mean.

Z Score

A statistical measurement that describes a value's relationship to the mean of a group of values, expressed in standard deviations.

Mean

The arithmetic average of a set of numbers, calculated by dividing the sum of the numbers by the count of numbers in the set.