A survey showed the following probabilities of having X number of dogs per household X = number 1 3 4 of dogs P(X) 0.25 0.25 0.2 0.15 0.1 0.05 what is the mean ? what is the standard deviation ? what is the probability of a household having 1 or less dogs ? 1.85 , 1.38, .5 1.65 , 1.48, .5 1.85 , 1.38 , .5 1.75 , 1.48, .5

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|A survey showed the following probabilities of having X number of dogs per householc
X = number
of dogs
P(X)
2
3
4
5
0.25
0.25
0.2
0.15
0.1
0.05
what is the mean ?
what is the standard deviation ?
what is the probability of a household having 1 or less dogs ?
1.85 , 1.38 , .5
1.65 , 1.48 , .5
1.85 , 1.38 , .5
O 1.75 , 1.48 ,.5
Transcribed Image Text:|A survey showed the following probabilities of having X number of dogs per householc X = number of dogs P(X) 2 3 4 5 0.25 0.25 0.2 0.15 0.1 0.05 what is the mean ? what is the standard deviation ? what is the probability of a household having 1 or less dogs ? 1.85 , 1.38 , .5 1.65 , 1.48 , .5 1.85 , 1.38 , .5 O 1.75 , 1.48 ,.5
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