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Obtain the Probability Distribution of the Random Variable A) B)

Question 116

Multiple Choice

Obtain the probability distribution of the random variable.
-The following frequency table contains data on home sale prices in the city of Summerhill for the month of June. For a randomly selected sale price between $80,000 and $265,900 let X denote the Number of homes that sold for that price. Find the probability distribution of X.  Sale Price (in thousands)   Frequency  (No. of homes sold)  80.0110.92111.0141.95142.0172.97173.0203.910204.0234.93235.0265.91\begin{array}{c|c}\text { Sale Price (in thousands) } & \begin{array}{c}\text { Frequency } \\\text { (No. of homes sold) }\end{array} \\\hline 80.0-110.9 & 2 \\111.0-141.9 & 5 \\142.0-172.9 & 7 \\173.0-203.9 & 10 \\204.0-234.9 & 3 \\235.0-265.9 & 1\end{array}


A)
 Sale Price (in thousands)   Probability (P(X=x) 80.0110.90.071111.0141.90.179142.0172.90.250173.0203.90.357204.0234.90.107235.0265.90.360\begin{array}{c|c}\text { Sale Price (in thousands) } & \begin{array}{c}\text { Probability } \\(\mathrm{P}(\mathrm{X}=\mathrm{x}) \end{array} \\\hline 80.0-110.9 & 0.071 \\111.0-141.9 & 0.179 \\142.0-172.9 & 0.250 \\173.0-203.9 & 0.357 \\204.0-234.9 & 0.107 \\235.0-265.9 & 0.360\end{array}

B)
 Sale Price (in thousands)   Probability (P(X=x) 80.0110.90.071111.0141.90.179142.0172.90.025173.0203.90.357204.0234.90.107235.0265.90.036\begin{array}{c|c}\text { Sale Price (in thousands) } & \begin{array}{c}\text { Probability } \\(\mathrm{P}(\mathrm{X}=\mathrm{x}) \end{array} \\\hline 80.0-110.9 & 0.071 \\111.0-141.9 & 0.179 \\142.0-172.9 & 0.025 \\173.0-203.9 & 0.357 \\204.0-234.9 & 0.107 \\235.0-265.9 & 0.036\end{array}

C)
 Sale Price (in thousands)   Probability (P(X=x) 80.0110.90.071111.0141.90.197142.0172.90.250173.0203.90.357204.0234.90.107235.0265.90.036\begin{array}{c|c}\text { Sale Price (in thousands) } & \begin{array}{c}\text { Probability } \\(\mathrm{P}(\mathrm{X}=\mathrm{x}) \end{array} \\\hline 80.0-110.9 & 0.071 \\111.0-141.9 & 0.197 \\142.0-172.9 & 0.250 \\173.0-203.9 & 0.357 \\204.0-234.9 & 0.107 \\235.0-265.9 & 0.036\end{array}

D)
 Sale Price (in thousands)   Probability (P(X=x) 80.0110.90.071111.0141.90.179142.0172.90.250173.0203.90.357204.0234.90.107235.0265.90.036\begin{array}{c|c}\text { Sale Price (in thousands) } & \begin{array}{c}\text { Probability } \\(\mathrm{P}(\mathrm{X}=\mathrm{x}) \end{array} \\\hline 80.0-110.9 & 0.071 \\111.0-141.9 & 0.179 \\142.0-172.9 & 0.250 \\173.0-203.9 & 0.357 \\204.0-234.9 & 0.107 \\235.0-265.9 & 0.036\end{array}


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