TABLE 12-6 According to an Article in Marketing News, Fewer Checks Are

question 190

Multiple Choice

TABLE 12-6
According to an article in Marketing News, fewer checks are being written at the grocery store checkout than in the past. To determine whether there is a difference in the proportion of shoppers who pay by check among three consecutive years at a 0.05 level of significance, the results of a survey of 500 shoppers in three consecutive years are obtained and presented below.

-Referring to Table 12-6, what is the correct conclusion?

• A) There is enough evidence that the proportions are all different in the 3 years.
• B) There is not enough evidence that the proportions are all different in the 3 years.
• C) There is enough evidence that at least two of the proportions are not equal.
• D) There is not enough evidence that at least two of the proportions are not equal.

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Definitions:

Beta

An evaluation of the unsteadiness, or systematic jeopardy, of a security or collective financial investments when compared to the market as a whole.

CAPM

The Capital Asset Pricing Model, a formula used to determine the theoretical expected return of an investment given its risk relative to the market.

Risk-free Asset

An investment with zero risk of financial loss, typically considered to be government bonds.

Systematic Risk

Systematic risk refers to the risk inherent to the entire market or market segment, which cannot be mitigated through diversification.