A Publishing Company Performs Sample Surveys to Obtain Information on Characteristics

question 53

Multiple Choice

A publishing company performs sample surveys to obtain information on characteristics of book readers.A book reader is defined to be one who read one or more books in the six months prior to the survey; a non-book reader is defined to be one who read newspapers or magazines but no books in the six months prior to the survey; a nonreader is defined to be one who did not read a book,newspaper,or magazine in the six months prior to the survey.The following data were obtained from a random sample of 1429 persons 16 years old and over in an effort to determine whether or not the proportions of book readers,non-book readers,and non-readers are the same for each income bracket. $\begin{array}{|l|c|c|c|c|}&&\text { Classification }\\\hline&\text { Book } &\text { Non-book }&\text { Non- }& \text { Total } \\\text {household income}&\text { reader }&\text { reader }&\text { reader }\\\hline \begin{array}{l}\hline\text { Less than } \\\$ 15,000\end{array} & 173 & 267 & 55 & 495 \\\hline \begin{array}{l}\$ 15,000 \text { to } \\\$ 24,999\end{array} & 168 & 130 & 19 & 317 \\\hline \begin{array}{l}\$ 25,000 \text { to } \\\$ 39,999\end{array} & 160 & 144 & 9 & 313 \\\hline \begin{array}{l}\$ 40,000 \text { and } \\\text { over }\end{array} & 213 & 88 & 3 & 304 \\\hline \text { Total } & 714 & 629 & 86 & 1429 \\\hline\end{array}$

• A)Goodness-of-fit
• B)Independence
• C)Homogeneity