The following probability distribution represents the number of bedrooms in a randomly selected US household.To simplify matters, the category "five or more" is replaced by "5" (Source: US Census, American FactFinder).Calculate the variance of the number of bedrooms per household.
A)0.017
B)1.070
C)1.145
D)2.917
E)3.215

Question

The following probability distribution represents the number of bedrooms in a randomly selected US household.To simplify matters, the category "five or more" is replaced by "5" (Source: US Census, American FactFinder).Calculate the variance of the number of bedrooms per household. 
A)0.017 
B)1.070 
C)1.145 
D)2.917 
E)3.215

Quizplus · Accepted Answer

The Answer of The following probability distribution represents the number of bedrooms in a randomly selected US household.To simplify matters, the category "five or more" is replaced by "5" (Source: US Census, American FactFinder).Calculate the variance of the number of bedrooms per household. 
A)0.017 
B)1.070 
C)1.145 
D)2.917 
E)3.215

The Following Probability Distribution Represents the Number of Bedrooms in a Randomly