Consider the following 3x4 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∪Y)?

Question

Consider the following 3x4 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∪Y)?

atlas · Answer

FInd out all the companies which are either in B or in Y (Union)

atlas · Answer

n(BUY)/ Total companies will be the required probability