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Safari File Edit View History BookmarksDevelop Window Help * 81%C4} Tue Feb 6 19:58:09 webwork.carroll.edu WeBWork: MA207 Dill Sect2-5Probability: 3 Home | Chegg.com MAA WeBWorK Logged in as copowel Log Out C MATHEMATICAL ASSOCIATION OF AMERICA webwork ma207_dill sect2-5probability 3 MAIN MENU Courses Homework Sets Sect2-5Probability: Problem 3 Sect2-5Probability Problem3 User Settings Previous Problem List Next Grades (1 point) A college has a population that is 39.3% female and 60.7% male. (a) If 4 students are picked at random for a student wellness committee, what's the chance that all 4 are female? (b) If 5 students are picked at random for a student wellness committee, what's the chance that all 5 are male? (c) If 6 students are picked at random, what's the chance that none are male? (d) If 3 students are picked at random, what's the chance that none are female? Problems Problem 1 Problem 2 Problem 3 Problem 4 Problem 5 Problem 6 Problem 7 Note: You can earn partial credit on this problem. Preview My Answers Submit Answers You have attempted this problem 0 times. You have 10 attempts remaining. Email instructor 6

Explanation / Answer

a) P(4 female)

Use excel function

BINOM.DIST(4,4,0.393,FALSE)

= 0.0239

B) P(5 are male)

Use excel function

BINOM.DIST(5,5,.607,FALSE)

= 0.0824

c) P(no male)

= (1-0.607)^6 = 0.0037

d) P(no female)

=  (1-0.393)^3 = 0.2236

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