Table 4-1 -Refer to Table 4-1.The Table Above Lists the Highest Prices

question 18

Multiple Choice

Table 4-1

-Refer to Table 4-1.The table above lists the highest prices three consumers, Tom, Dick, and Harriet, are willing to pay for a short-sleeved polo shirt.If the price of the shirts falls from $28 to $20,

• A)consumer surplus increases from $14 to $35.
• B)Tom will buy two shirts; Dick and Harriet will each buy one shirt.
• C)consumer surplus will increase from $70 to $95.
• D)Harriet will receive more consumer surplus than Tom or Dick.

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Definitions:

Confidence Interval

A variety of values obtained from sample data that probably encompasses the value of an unspecified population characteristic.

Margin of Error

An expression of the amount of random sampling error in a survey’s results.

Test Statistic

A calculated value used in statistical testing to determine if the null hypothesis can be rejected.

Distribution

A mathematical description of observed or theoretical frequencies of occurrence of different possible outcomes in a dataset.