# DAT 520 Problem Set 3.pdf - DAT 520 Problem Set 3...

• 3
• 100% (1) 1 out of 1 people found this document helpful

This preview shows page 1 - 2 out of 3 pages.

DAT 520 Problem Set 3Cumulative and Conditional ProbabilityHomework Problems (5 Problems)Problem 1:You are taking a 10 question multiple choice test. If each question has four choices and youguess on each question, what is the probability of getting one question correct?[Hint: This is a binomialin the form of 10 choose 1 with p=.25.]
Problem 2:What is the probability of getting seven questions correct?[Hint: This is a binomial as Q1with modified choose value.]
Problem 3:What are your chances of answering seven questions correctly if you can reliably eliminateone possible answer from each question?[Hint: This is a binomial as Q2 with a modified p value.]

Course Hero member to access this document

Course Hero member to access this document

End of preview. Want to read all 3 pages?

Course Hero member to access this document

Term
Winter
Professor
N/A
Tags
Probability theory
• • • 