An online retailer has limited the maximum number of hand-sanitizers per order to 6. The probability distribution of the size of a random order of hand-sanitizers, X, is as follows: 1 2 3 4 5 P(X=5₁) 0.14 0.15 0.38 0.2 0.13 The expected value is computed, E[X] =3.03. Compute the variance and standard deviation: VAR[X] = (Round the answer to 4 decimals) SD[X] = 6 0 (Round the answer to 2 decimals) Total 1

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Author:Amos Gilat
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Question 4
An online retailer has limited the maximum number of hand-sanitizers per order to 6. The probability
distribution of the size of a random order of hand-sanitizers, X, is as follows:
2
3
5
1
P(X=25) 2.14
0.15
0.38
4
0.2
0.13
6
0
Total
(Round the answer to 2 decimals)
1
The expected value is computed, E[X] =3.03. Compute the variance and standard deviation:
VAR[X] =
(Round the answer to 4 decimals)
SD[X] =
O
Transcribed Image Text:Question 4 An online retailer has limited the maximum number of hand-sanitizers per order to 6. The probability distribution of the size of a random order of hand-sanitizers, X, is as follows: 2 3 5 1 P(X=25) 2.14 0.15 0.38 4 0.2 0.13 6 0 Total (Round the answer to 2 decimals) 1 The expected value is computed, E[X] =3.03. Compute the variance and standard deviation: VAR[X] = (Round the answer to 4 decimals) SD[X] = O
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