The following table represents the joint probability distribution of the number of letters dropped daily in mailbox X and mailbox Y. Y = 0 Y = 1 Y = 2 Y = 3 Px (X = x) X = 0 0.112 0.07 0.03 0.04 X = 1 0.02 0.12 0.221 X=2 0.06 0.06 0.037 0.08 X = 3 0.1 0.01 0.16 Py (Y = y) 0.158 a. Determine the probability of one letter being dropped in mailbox X and one letter being dropped at mailbox Y. Answer in fraction or in exact decimals

A First Course in Probability (10th Edition)
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Chapter1: Combinatorial Analysis
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The following table represents the joint probability distribution of the number of letters dropped daily in mailbox X and mailbox Y.
Y = 0
Y = 1
Y = 2
Y = 3
Px (X= x)
X = 0
0.112
0.07
0.03
0.04
X = 1
0.02
0.12
0.221
X = 2
0.06
0.06
0.037
0.08
X = 3
0.1
0.01
0.16
Py (Y = y)
0.158
a. Determine the probability of one letter being dropped in mailbox X and one letter being dropped at mailbox Y.
Answer in fraction or in exact decimals
Transcribed Image Text:The following table represents the joint probability distribution of the number of letters dropped daily in mailbox X and mailbox Y. Y = 0 Y = 1 Y = 2 Y = 3 Px (X= x) X = 0 0.112 0.07 0.03 0.04 X = 1 0.02 0.12 0.221 X = 2 0.06 0.06 0.037 0.08 X = 3 0.1 0.01 0.16 Py (Y = y) 0.158 a. Determine the probability of one letter being dropped in mailbox X and one letter being dropped at mailbox Y. Answer in fraction or in exact decimals
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