21. The number of homes with pets on a randomly selected city block is described by the following probability distribution.Number of homes,1234Probability, P(x)0.170.230.340.140.12What is the standard deviation of the probability distribution?O 0.620O 2.680O 0.898O 0.500O 0.947

VILH pets on a randomly selected city block is described by the following probability distri umber of homes, 1 3 4 obability, P(x) 0.17 0.23 0.34 0.14 0.12 nat is the standard deviation of the probability distribution? 0.620 2.680 0.898 D.500 D.947

VILH pets on a randomly selected city block is described by the following probability distri umber of homes, 1 3 4 obability, P(x) 0.17 0.23 0.34 0.14 0.12 nat is the standard deviation of the probability distribution? 0.620 2.680 0.898 D.500 D.947

Calculus For The Life Sciences

2nd Edition

ISBN:9780321964038

Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.

Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.

Chapter12: Probability

Section12.4: Discrete Random Variables; Applications To Decision Making

Problem 4E

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Question

21.

The number of homes with pets on a randomly selected city block is described by the following probability distribution.
Number of homes,
1
2
3
4
Probability, P(x)
0.17
0.23
0.34
0.14
0.12
What is the standard deviation of the probability distribution?
O 0.620
O 2.680
O 0.898
O 0.500
O 0.947

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