Answered: What is the probability P(B U Y)?

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Probability

What is the probability P(B U Y)?

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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Concept explainers

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

Consider the following 3 x 4 contingency table in which a sample of 1400 companies is summarized in terms of the company’s industry type (X, Y, or Z) and geographic location (A, B, C, or D).

	A	B	C	D
X	124	110	108	114
Y	130	106	122	112
Z	128	118	112	116

What is the probability P(B U Y)?

0.3174

0.4986

0.2255

0.0985

0.0757

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Definition Definition Visual representation of the relationship between two or more categorical variables. A contingency table is a categorical version of the scatterplot, which is used to visualize the linear relationship between two variables.

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