Results 1 to 2 of 2

Math Help - Normal distribution.

  1. #1
    Newbie
    Joined
    Jul 2011
    Posts
    3

    Normal distribution.

    An orange juice producer buys all his oranges from a large orange orchard. The amount of juice squeezed from each of these oranges is approximately normally distributed with a mean of 70 millilitres and a standard deviation of 8 millilitres.What is the probability a randomly selected orange will contain

    a)between 62 and 73 millilitres
    b)between 72 and 78 millilitres
    c)75% of the orange will contain at least how many millilitres of juice
    Last edited by mr fantastic; July 6th 2011 at 02:39 PM. Reason: Re-titled.
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Master Of Puppets
    pickslides's Avatar
    Joined
    Sep 2008
    From
    Melbourne
    Posts
    5,236
    Thanks
    28

    Re: Probability_Question

    What have you tried here?

    Have you transformed your information into a z-score?

    Use \displaystyle z = \frac{x-\mu}{\sigma}
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Replies: 1
    Last Post: December 27th 2011, 01:08 PM
  2. normal distribution prior and posterior distribution proof
    Posted in the Advanced Statistics Forum
    Replies: 0
    Last Post: March 9th 2011, 06:12 PM
  3. Replies: 2
    Last Post: March 29th 2010, 02:05 PM
  4. Replies: 2
    Last Post: August 25th 2009, 10:39 PM
  5. Replies: 1
    Last Post: April 20th 2008, 06:35 PM

Search Tags


/mathhelpforum @mathhelpforum