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2 votes
The following table shows the probability of rolling the numbers 1 through 8

on a fair 8-sided die.
х
1
1 2 3 4 5 6 7
8
P(X) 1/8 1/8 1/8 1/8 1/8 1/8 1/8 1/8
What is the standard deviation of the random variable X, "the number that
comes up on the die"?
A. 1.708
B. 3.745
O C. 14.028
D. 2.291
O E. 3.5

User ThomasGth
by
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1 Answer

4 votes

Answer:

2.291

Explanation:

The following table shows the probability of rolling the numbers 1 through 8 on a-example-1
User Kasaname
by
8.9k points

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