Giving a test to a group of students, the grades and genders are summarized below. A B C Total Male 10 19 9 38 Female 13 16 11 40 Total 23 35 20 78 If one student is chosen at random, find the probability that the student was male OR received a grade of "B". (Leave answer to four decimal places.)
Giving a test to a group of students, the grades and genders are summarized below. A B C Total Male 10 19 9 38 Female 13 16 11 40 Total 23 35 20 78 If one student is chosen at random, find the probability that the student was male OR received a grade of "B". (Leave answer to four decimal places.)
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter7: Percents
Section7.1: Percents And Fractions
Problem 29E
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Giving a test to a group of students, the grades and genders are summarized below.
A | B | C | Total | |
Male | 10 | 19 | 9 | 38 |
Female | 13 | 16 | 11 | 40 |
Total | 23 | 35 | 20 | 78 |
If one student is chosen at random,
find the probability that the student was male OR received a grade of "B". (Leave answer to four decimal places.)
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