Mean-standard deviation of distribution for number of tvs

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Reference no: EM13131949

The relative frequency distribution of the number of TVs sold in a day in a department store in the last year is as follows:

Number of TV sold 1 2 3 4 5
Relative Frequency 0.15 0.2 0.5 0.1 0.05

Compute the mean and standard deviation of this distribution.

Reference no: EM13131949

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