Statistics for Busuiness

Anonymous
timer Asked: Jan 28th, 2019
account_balance_wallet $25

Question Description


  1. The random variable x represents the number of boys in a family of three children. Assuming that boys and girls are equally likely
  1. Identify the sample space of the probability experiment (use B for boy and G for girl.)
  2. Construct a probability distribution
  3. Graph the probability distribution


2. A firm believes the internal rate of return for its proposed investment can best be described by a normal distribution with mean 44% and standard deviation 3%.

  1. What is the probability that the internal rate of return for the investment will be between 41% and 47%?
  2. What is the probability that the internal rate of return for the investment will be more than 44%?
  3. What is the probability that the internal rate of return for the investment will be less than 35%? Use the Excel templet for this part.
  4. What is the probability that the internal rate of return for the investment will be more than 35%? Use the Excel templet for this part.


** The assignment is to be worked using the Excel spread sheet given in the attachment.

Normal Probabilities Common Data Mean SD 44 3 Probability for X <= X Value Z Value P(X<=35) Probability for X > X Value Z Value P(X>35)

Tutor Answer

wambuiguama
School: Purdue University

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Review

Anonymous
Tutor went the extra mile to help me with this essay. Citations were a bit shaky but I appreciated how well he handled APA styles and how ok he was to change them even though I didnt specify. Got a B+ which is believable and acceptable.

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