The following table represents the joint probability distribution of the number of letters dropped daily in mailbox X and mailbox Y. a. Determine the value of C (probability of 0 letter being dropped in mailbox X and 3 letter being dropped at mailbox Y) (answer in fraction or in exact decimals) b. What is the probability of at least 3 letters being dropped in both mailboxes X and Y. (answer in fraction or in exact decimals)  c. Given that 5 letters were dropped in mailbox Y, what is the probability of 2 letters being dropped in mailbox X? (answer in fraction or in exact decimals)

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 4ECP: Show that the probability of drawing a club at random from a standard deck of 52 playing cards is...
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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.

a. Determine the value of C (probability of 0 letter being dropped in mailbox X and 3 letter being dropped at mailbox Y) (answer in fraction or in exact decimals)
b. What is the probability of at least 3 letters being dropped in both mailboxes X and Y. (answer in fraction or in exact decimals) 
c. Given that 5 letters were dropped in mailbox Y, what is the probability of 2 letters being dropped in mailbox X? (answer in fraction or in exact decimals)
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ISBN:
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