1. Dave has a lawn mowing business. Based on däily sales the following probability distribution for X= number of lawns mowed on a randomly selected day. past two summers, he has developed Number of Lawns xi 0. 1 3. Probability pi 0.2 0.4 0.3 0.1 (a) Make a histogram of this probability distribution.
1. Dave has a lawn mowing business. Based on däily sales the following probability distribution for X= number of lawns mowed on a randomly selected day. past two summers, he has developed Number of Lawns xi 0. 1 3. Probability pi 0.2 0.4 0.3 0.1 (a) Make a histogram of this probability distribution.
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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Transcribed Image Text:1. Dave has a lawn mowing business. Based on daily sales figures for the past two summers, he has developed
the following probability distribution for X= number of lawns mowed on a randomly selected day.
1.
0.4
2.
0.3
3.
0.1
Number of Lawns xi
Probability pi
0.2
(a) Make a histogram of this probability distribution.
(b) Describe P(X>0) in words and find its value.
(c) Express the event "mows at most one lawn" in terms of X and find its probability.
O 2018 BFW Publishers, Inc.
Starnes/Tabor, The Practice of Statistics, 6/e
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