Question

2. The “Liars Index” is a nationally recognized statistic reported biannually, indicating the rate of executive résumés that include misrepresented education credentials and/or employment information. The most recently reported Liars index is 24.39%, which means 24.39% of executive job applicants lied on their résumés.

a. What is the probability that the fifth résumé examined is the first résumé with a misrepresentation?

b. How many résumés would you expect to examine before finding one that has a misrepresentation? With what standard deviation.?

For parts c - f, if there are 15 résumés for an executive position, find the following probabilities:

c. There are exactly 5 résumés that include misrepresentations.

d. There are at least 5 résumés that include misrepresentations.

e. There are at most 5 résumés that include misrepresentations.

f. How many résumés that include misrepresentations do you expect to find? With what standard deviation?

Answer 1