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 2 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.
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 2 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.
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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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 | 2 |
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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