# 1)A rewiew of voted registration record in a small town yielded the dollowing data of the number of males and females registered as Democrat,

1)A rewiew of voted registration record in a small town yielded the dollowing data of the number of males and females registered as Democrat, Republican, or some other affilation:

$\overline{)\begin{array}{c}Gender\\ Affilation& Male& Female\\ Democrat& 300& 600\\ Republican& 500& 300\\ Other& 200& 100\end{array}}$

What proportion of all voters is male and registered as a Democrat? 2)A survey was conducted invocted involving 303 subject concerning their preferences with respect to the size of car thay would consider purchasing. The following table shows the count of the responses by gender of the respondents:

the data are to be summarized by constructing marginal distributions. In the marginal distributio for car size, the entry for mediums car is ?

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1) Given data table , $\begin{array}{|c|}\hline Gender\\ Affiliation& Male& Female& Total\\ Democrat& 300& 600& 900\\ Republican& 500& 300& 800\\ Other& 200& 100& 300\\ Total& 1000& 1000& 2000\\ \hline\end{array}$ Number of all voters male and registered as a democrat x = 300 Total voters = n = 2000 Proportion of all voters is male and registered as democrat is , $\frac{x}{n}=\frac{300}{2000}=0.15$

2) Given data table, The marginal distribution of car size, In the marginal distribution for car size, the entry for medium cars is 0.409