In Their October 2003 Issue, Consumer Reports Evaluated the Price

question 25

Multiple Choice

In their October 2003 issue, Consumer Reports evaluated the price and
Performance of 23 models of cordless phones. Computer output gives the summary
Statistics for the prices ($) shown in the table. Based on these results, which of the
Following is true? $$\begin{array} { | c | c | c | c | c | c | c | } \hline \text { Min } & \text { Q1 } & \text { Median } & \text { Q3 } & \text { Max } & \text { Mean } & \text { SD } \\\hline 15 & 30 & 50 & 110 & 200 & 71.75 & 52.08 \\\hline\end{array}$$

• A) The distribution is symmetric.
• B) The distribution is skewed to the right.
• C) The distribution is skewed to the left.
• D) The mean is a better measure of center for these data than the median.
• E) The standard deviation is larger than the range.

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Definitions:

Gold Star

Often used to denote excellence or high achievement, originally in educational settings to reward good work but also used metaphorically in various contexts.

Clean Room

An environment, typically used in manufacturing or scientific research, that has a low level of environmental pollutants such as dust, airborne microbes, aerosol particles, and chemical vapors.

Primary Punisher

A stimulus that is inherently punishing; an example is electric shock.

Secondary Punisher

A stimulus that becomes punishing because it is associated with a primary punisher.