If a true-false test with 5 questions is given, what is the probability of scoring(A) Exactly 80% just by guessing?(B) 80% or better by just guessing?(A) P(exactly 80%) ~(Round to five decimal places as needed.)(B) P(80% or better)(Round to five decimal places as needed.)

Answered: fa true-false test with 5 questions is…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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The accompanying table shows the numbers of male and female students in a particular country who received bachelor's degrees in business in a recent year. Complete parts (a) and (b) below. Click the icon to view the data on business degrees. (a) Find the probability that a randomly selected student is male, given that the student received a business degree. The probability that a randomly selected student is male, given that the student received a business degree, is (Round to three decimal places as needed.) (b) Find the probability that a randomly selected student received a business degree, given that the student is female. The probability that a randomly selected student received a business degree, given that the student is female, is (Round to three decimal places as needed.) Business graduates Business degrees Nonbusiness degrees Total Male 192,167 616,454 808,621 1,056,907 1,865,528 Female 173,249 883,658 Total 365,416 1,500,112
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fa true-false test with 5 questions is given, what is the probability of scoring (A) Exactly 80% just by guessing? (B) 80% or better by just guessing? ..... (A) P(exactly 80%) × (Round to five decimal places as needed.) (B) P(80% or better) (Round to five decimal places as needed.)