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.)

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

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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Question

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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