Complete parts (a) and (b) below. The number of dogs per household in a small town Dogs 1 3 4 5 Probability 0.668 0.209 0.080 0.022 0.015 0.006 Find the mean of the probability distribution. (Round to one decimal place as needed.) Find the variance of the probability distribution. 6? = | (Round to one decimal place as needed.) Find the standard deviation of the probability distribution. | (Round to one decimal place as needed.) (b) Interpret the results in the context of the real-life situation. O A. A household on average has 0.8 dog with a standard deviation of 0.9 dog. O B. A household on average has 0.5 dog with a standard deviation of 12 dogs. O C. A household on average has 0.5 dog with a standard deviation of 0.9 dog.

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Complete parts (a) and (b) below.
The number of dogs per household in a small town
Dogs
1
3
4
5
Probability 0.668
0.209
0.080
0.022
0.015
0.006
Find the mean of the probability distribution.
(Round to one decimal place as needed.)
Find the variance of the probability distribution.
6? =
| (Round to one decimal place as needed.)
Find the standard deviation of the probability distribution.
| (Round to one decimal place as needed.)
(b) Interpret the results in the context of the real-life situation.
O A. A household on average has 0.8 dog with a standard deviation of 0.9 dog.
O B. A household on average has 0.5 dog with a standard deviation of 12 dogs.
O C. A household on average has 0.5 dog with a standard deviation of 0.9 dog.
Transcribed Image Text:Complete parts (a) and (b) below. The number of dogs per household in a small town Dogs 1 3 4 5 Probability 0.668 0.209 0.080 0.022 0.015 0.006 Find the mean of the probability distribution. (Round to one decimal place as needed.) Find the variance of the probability distribution. 6? = | (Round to one decimal place as needed.) Find the standard deviation of the probability distribution. | (Round to one decimal place as needed.) (b) Interpret the results in the context of the real-life situation. O A. A household on average has 0.8 dog with a standard deviation of 0.9 dog. O B. A household on average has 0.5 dog with a standard deviation of 12 dogs. O C. A household on average has 0.5 dog with a standard deviation of 0.9 dog.
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