Grades and Gender А В Total 18 15 7 19 Male 9 42 Female 14 40 Total 32 22 28 82

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Giving a test to a group of students, the
grades and gender are summarized
below. Round your answers to 4 decimal
places.
Grades and Gender
А
В
Total
Male
18
15
9
42
Female
14
7
19
40
Total
32
22
28
82
If one student is chosen at random,
a. Find the probability that the student
got a B:
b. Find the probability that the student
was male AND got a "B":
c. Find the probability that the student
was male OR got a "C":
d. If one student is chosen at random,
find the probability that the student was
male GIVEN they got an 'A':
Transcribed Image Text:Giving a test to a group of students, the grades and gender are summarized below. Round your answers to 4 decimal places. Grades and Gender А В Total Male 18 15 9 42 Female 14 7 19 40 Total 32 22 28 82 If one student is chosen at random, a. Find the probability that the student got a B: b. Find the probability that the student was male AND got a "B": c. Find the probability that the student was male OR got a "C": d. If one student is chosen at random, find the probability that the student was male GIVEN they got an 'A':
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