The following table shows the probability of rolling the numbers 1 through 7 on a fair 7-sided die X 1 2 3 4 5 6 7 p(x) 1/7 1/7 1/7 1/7 1/7 1/7 1/7 what is the standard deviaton of the random variable X "the number that comes up on the die"? a. 2.917 b. 2.0 c. 3.5 d. 1.708 e. 3.745
The following table shows the probability of rolling the numbers 1 through 7 on a fair 7-sided die X 1 2 3 4 5 6 7 p(x) 1/7 1/7 1/7 1/7 1/7 1/7 1/7 what is the standard deviaton of the random variable X "the number that comes up on the die"? a. 2.917 b. 2.0 c. 3.5 d. 1.708 e. 3.745
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 4ECP: Show that the probability of drawing a club at random from a standard deck of 52 playing cards is...
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The following table shows the probability of rolling the numbers 1 through 7 on a fair 7-sided die
X | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
p(x) | 1/7 | 1/7 | 1/7 | 1/7 | 1/7 | 1/7 | 1/7 |
what is the standard deviaton of the random variable X "the number that comes up on the die"?
a. 2.917
b. 2.0
c. 3.5
d. 1.708
e. 3.745
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