SOLUTION: 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 un

Algebra ->  Probability-and-statistics -> SOLUTION: 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 un      Log On


   

Question 1148031: 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 of the given range of pounds lost.
Less than 10 pounds
Group of answer choices
Answer by ikleyn(52794) About Me  (Show Source):
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Consider the segment  [6,12]  of the length of 6 = 12-6  and  the segment [6,10]  of the length of 4 = 10-6.


The probability under the question is the ratio of lengths of these segments


    P = 4%2F6 = 2%2F3.     ANSWER