a. Is this a valid probability distribution? b. What is the probability that Backen and Hayes LLC will obtain 40 or more new clients (to 2 decimals)? c. What is the probability that Backen and Hayes LLC will obtain fewer than 35 new clients (to 2 decimals)? d. Compute the expected value, variance, and standard deviation of x (to 2 decimals). Expected value Variance Standard Deviation

D2L Chapter 5 Assignment - 2025FA-B X MindTap - Cengage Learning X + X C https:/g.cengage.com/staticb/ui/evo/index.html?deploymentld=500018952525255299690800887614elSBN=9780357929940snapshotld=4821964id=2573863193 I= lif ... CENGAGE | MINDTAP Q Search this course ? Chapter 5 Assignment X Assignment: Chapter 5 Assignment Assignment Score: 8.23% Save Submit Assignment for Grading A-Z Questions Exercise 05.19 (Expected Value and Variance) Question 3 of 17 0 office 1. Hint(s) Check My Work 2. 3. O New legislation passed in 2017 by the U.S. Congress changed tax laws that affect how many people file their taxes, which required many people to seek tax advice from their accountants (The New EI York Times). Backen and Hayes LLC is an accounting firm in New York State. The accounting firm believes that it may have to hire additional accountants to assist with the increased demand in tax 4. O advice for the upcoming tax season. Backen and Hayes LLC has developed the following probability distribution for a = number of new clients seeking tax advice. 5. O Excel File: data05-19.xIsx 1 2 6. O f(z) 7. O 20 0.05 8. O 25 0.20 9. O 30 0.25 10. O 35 0.15 A+ 11. O 0.15 12. O 15 0.10 13. O 50 0.10 14. O a. Is this a valid probability distribution? O 15. O - Select your answer - v 16. O Explain. f(x) - Select your answer - 17. [f(z) - Select your answer - v b. What is the probability that Backen and Hayes LLC will obtain 40 or more new clients (to 2 decimals)? c. What is the probability that Backen and Hayes LLC will obtain fewer than 35 new clients (to 2 decimals)? 7 84OF Search ENG (x 9 7:39 PM sunny 9/9/2025