math

Assume that the weight loss for the first two months of a diet program has a uniform distribution over the interval 6 to 12 pounds. Find the probability that a person on this diet loses between 9 and 12 pounds in the first two months.

a. 1/4 b. 1/2 c. 1/3 d. 2/3

  1. 👍 0
  2. 👎 0
  3. 👁 94
asked by luke
  1. 9 to 12 is half of the full interval. Since the distribution is uniform, the probability is 1/2

    I am surprised there are no zeros or weight gains.

    1. 👍 0
    2. 👎 0
    posted by drwls

Respond to this Question

First Name

Your Response

Similar Questions

  1. Statistics

    in a study of a weight loss program 30 subjects lost a mean of 2.6lbs after 12 months. methods of statistics can be used to show that if this diet had no effect, the likelihood of getting these results is roughly 6 chances in

    asked by Linda on August 28, 2017
  2. Math

    Assume that the weight loss for the first two months of a diet program has a uniform distrbiution over the interval 6 to 12 pounds. Find the probability that a person on this diet loses less than 10 pounds in the first two months.

    asked by bart on May 15, 2010
  3. Math

    Assume that the weight loss for the first two months of a diet program has a uniform distribution over the interval 6 to 12 pounds. Find the probability that a person on this diet loses between 10.5 and 12 pounds in the first two

    asked by Michelle on February 5, 2010
  4. MATH

    Assume that the weight loss for the first two months of a diet program has a uniform distrbiution over the interval 6 to 12 pounds. Find the probability that a person on this diet loses more than 11 pounds in the first two months.

    asked by KAYTLYN on October 31, 2009
  5. math/probability

    Assume that the weight loss for the first two months of a diet program has a uniform distribution over the interval 6 to 12 pounds. Find the probability that a person on this diet loses more than 11 pounds in the first two months.

    asked by katie on January 24, 2010
  6. math

    Assume that the weight loss for the first tow months of a diet program has a uniform distribution over the interval 6 to 12 pounds. Find the probability that a person on this diet loses more than 11 pounds in the fisrt two months.

    asked by Rmz on January 27, 2010
  7. Help in math probability

    I have a total of three different answers that I got and had help with and nothing definitive. One way that I figured it out I received 4/7. I asked two other people and they gave me two completely different answers. Assume that

    asked by bwb on May 16, 2010
  8. statistics

    . A new diet is claimed to increase the speed of weight loss. A study with a large number of volunteers showed a mean weight loss of 3.5 pounds in a week. A random sample of 8 volunteers followed the diet and recorded their weight

    asked by Anonymous on November 10, 2012
  9. Health

    Im doing a report on on weight loss. how do u loss 1 lb. a day? I have been told by a number of experts that a loss in weight of 1 lb/day is too much. They recommend a loss of 1.5 to 2 lbs/week. thanx I remember my sisters using

    asked by NUSSE on November 17, 2006
  10. Statistics

    If someone will explain how to work these problems out, that'll help me a ton! A weight loss program claims their patients loose an average of 3 pounds during the first month of the program but a consumer group believes the number

    asked by lviiii on May 10, 2016

More Similar Questions