Daily sales records for a computer manufacturing firm show that it will sell 0, 1, or 2 mainframe computer systems with probabilities as listed: Number of sales 1
Daily sales records for a computer manufacturing firm show that it will sell 0, 1, or 2 mainframe computer systems with probabilities as listed: Number of sales 1
Chapter8: Sequences, Series,and Probability
Section: Chapter Questions
Problem 18T: You attend a karaoke night and hope to hear your favorite song. The karaoke song book has 300...
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![Daily sales records for a computer manufacturing
firm show that it will sell 0, 1, or 2 mainframe
computer systems with probabilities as listed:
Number of sales
0.
1
Probability
0.7
0.2
0.1
a. Find the probability distribution for X,
the number of sales in a two-day period,
assuming that sales are independent from
day to day.
b. Find the probability that at least one sale is
made in the two-day period.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2e39788b-76be-4e33-9dfa-6bc2491a4937%2F0fa699c1-3a9c-4640-9b96-71c17516342c%2Fusy1h58_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Daily sales records for a computer manufacturing
firm show that it will sell 0, 1, or 2 mainframe
computer systems with probabilities as listed:
Number of sales
0.
1
Probability
0.7
0.2
0.1
a. Find the probability distribution for X,
the number of sales in a two-day period,
assuming that sales are independent from
day to day.
b. Find the probability that at least one sale is
made in the two-day period.
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