# SOLUTION: Consider the distribution of Grades in Dr. Smith's class: Gender Grade Male Female A 18 12 B 30 30 C 53 27 D 12 8 F 7 3 120 80 If I select

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 Algebra: Probability and statistics Solvers Lessons Answers archive Quiz In Depth

 Click here to see ALL problems on Probability-and-statistics Question 131111: Consider the distribution of Grades in Dr. Smith's class: Gender Grade Male Female A 18 12 B 30 30 C 53 27 D 12 8 F 7 3 120 80 If I select a student at random, what is the probability that: a. the student earned an A? b. the student earned at least a C? c. the student earned a D, given that it's a male student? Not a textbook question, thank you for any assistance :)Answer by stanbon(57984)   (Show Source): You can put this solution on YOUR website!Consider the distribution of Grades in Dr. Smith's class: Gender Grade Male Female A 18 12 B 30 30 C 53 27 D 12 8 F 7 3 120 80 If I select a student at random, what is the probability that: a. P(the student earned an A) = 30/200 = 3/20 b. P(the student earned at least a C) = (80+60+30)/200 = 17/20 c. P(the student earned a D, given that it's a male student) = 12/120 = 1/10 ================ Cheers, Stan H.