Assume that the weight loss for the first month of a diet program varies between 6 pounds and 12 pounds, and is spread evenly over the range of possibilities, so that there is a uniform
Distribution. Find the probability that the given range of pounds lost is between 8 pounds
And 11 pounds.
A) $\frac { 1 } { 2 }$
B) $\frac { 1 } { 4 }$
C) $\frac { 2 } { 3 }$
D) $\frac { 1 } { 3 }$

Question

Assume that the weight loss for the first month of a diet program varies between 6 pounds and 12 pounds, and is spread evenly over the range of possibilities, so that there is a uniform
Distribution. Find the probability that the given range of pounds lost is between 8 pounds
And 11 pounds. 
A) $\frac { 1 } { 2 }$
B) $\frac { 1 } { 4 }$
C) $\frac { 2 } { 3 }$
D) $\frac { 1 } { 3 }$

Quizplus · Accepted Answer

The range of the uniform distribution is 6 to 12 pounds, which is 6 pounds wide. The range from 8 to 11 pounds is 3 pounds wide. The probability is the ratio of these ranges: 3/6 = 1/2.

Assume That the Weight Loss for the First Month of a Diet