Find standard deviation of the number of houses sold

Reference no: EM13120890

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 as follows. Find the standard deviation of the number of houses sold. A. 2.25 B. 2.62 C. 1.62 D. 6.86 E. 4.45.

Reference no: EM13120890

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