in 21. A salesman wants to know the average number of units he sells per saleschecks his past sales records and comes up with the following probabilities :2.Sales in Units1.4Probability0.150.200.100.050.300.20What is the average number of units he sells per sales call ?.

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Answered: in 21. A salesman wants to know the…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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7.) 1.You play a game with your friend where your probability of winning is 5%. If you play the game 50 times, What is the probability that you lose every game? What is the probability that you win the game at least once?
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1. An average of 3 cars arrived at a highway tollgate every minute. What is the probability that at most 45 cars will arrive in a quarter of an hour.
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If a raffle had a mathematical expectation of -$3.25, what would that mean? If I were to buy many tickets, then I would expect to lose $3.25 If I were to buy some tickets, then I would expect to lose a mean of $3.25 for every ticket purchased If I were to buy many tickets, then I would expect to lose a mean of $3.25 per ticket purchased If I were to buy many tickets, then I would expect to lose a mean of $3.25

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in 21. A salesman wants to know the average number of units he sells per salee checks his past sales records and comes up with the following probabilities: 2. Sales in Units 3. 4. Probability 0.15 0.20 0.10 0.05 0.30 0.20 What is the average number of units he sells per sales call ?