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Find the Mean of the Random Variable A) 3.43.4 B) 3.63.6 C) 3.53.5

Question 66

Multiple Choice

Find the mean of the random variable.
-The random variable X is the number of houses sold by a realtor in a single month at the Sendsom's Real Estate office. Its probability distribution is given in the table. Round the answer to two decimal
Places when necessary. x01234567P(X=x) 0.240.010.120.160.010.140.110.21\begin{array}{c|cccccccc}\mathrm{x} & 0 & 1 & 2 & 3 & 4 & 5 & 6 & 7 \\\hline \mathrm{P}(\mathrm{X}=\mathrm{x}) & 0.24 & 0.01 & 0.12 & 0.16 & 0.01 & 0.14 & 0.11 & 0.21\end{array}


A) 3.43.4
B) 3.63.6
C) 3.53.5
D) 3.353.35

Correct Answer:

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