Answered: A B C Total Business Majors…

Math

Probability

A B C Total Business Majors Non-business Majors 19 6 14 4 24 3 2 24 Total 25 17 6 48

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 if they were a business majors are summarized below. One student is chosen at random. Give your answer as a decimal out to at least 4 places.

a) Find the probability that the student was a business major or got a grade of B. Correct

b) Find the probability that the student was a business major and got a grade of B. Correct

c) Find the probability that the student was a business major given they got a grade of B. Correct

d) Find the probability that the student did not get a B grade. Correct

e) Find P(B ∪ Business Major). Correct

f) Find P(C | Business Major).

A
B
C
Total
Business Majors
Non-business Majors 19
6
14
4
24
3
2
24
Total
25
17
6
48

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