Week 3 Assignment

Week 3 Assignment

Problem Set 3 Instructor’s Notes:

Get Your Custom Essay Written From Scratch

We have worked on a similar problem. If you need help click order now button and submit your assignment instructions.

Get Answer Over WhatsApp Order Paper Now

Just from $13/Page

There are nine questions (1-1 to 1-6 and 2-1 to 2-3) All can be answered using the tables in Appendix B.

Question 1

Seventy percent of the students applying to a university are accepted. Using the binomial probability tables or Excel, what is the probability that among the next 18 applicants:

  1. At least 6 will be accepted?
  2. Exactly 10 will be accepted?
  3. Exactly 5 will be rejected?
  4. Fifteen or more will be accepted?
  5. Determine the expected number of acceptances.
  6. Compute the standard deviation.

Question 2

Scores on a recent national statistics exam were normally distributed with a mean of 80 and a standard deviation of 6.

  1. What is the probability that a randomly selected exam will have a score of at least 71?
  2. What percentage of exams will have scores between 89 and 92?
  3. If the top 2.5% of test scores receive merit awards, what is the lowest score eligible for an award?

Needs help with similar assignment?

We are available 24x7 to deliver the best services and assignment ready within 3-4 hours? Order a custom-written, plagiarism-free paper

Get Answer Over WhatsApp Order Paper Now