A store has scooters in various sizes and colors. Their present stock is giver in the following table. small medium large Total red 20 10 25 55 blue 30 15 45 90 black Total 55 65 105 225 5 40 35 80 If one scooter is selected at random, answer the following questions: a. What is the probability that is is blue? b. What is the probability that it is a small, black scooter? c. What is the probability that it is red, given that it is a medium scooter? d. Are the events "small scooter" and "red scooter" mutually exclusive?

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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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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A store has scooters in various sizes and colors. Their present stock is given
in the following table.
small
medium
large
Total
red
20
10
25
55
blue
30
15
45
90
black
5
40
35
80
Total
55
65
105
225
If one scooter is selected at random, answer the following questions:
a. What is the probability that is is blue?
b. What is the probability that it is a small, black scooter?
c. What is the probability that it is red, given that it is a medium scooter?
d. Are the events "small scooter" and "red scooter" mutually exclusive?
Transcribed Image Text:A store has scooters in various sizes and colors. Their present stock is given in the following table. small medium large Total red 20 10 25 55 blue 30 15 45 90 black 5 40 35 80 Total 55 65 105 225 If one scooter is selected at random, answer the following questions: a. What is the probability that is is blue? b. What is the probability that it is a small, black scooter? c. What is the probability that it is red, given that it is a medium scooter? d. Are the events "small scooter" and "red scooter" mutually exclusive?
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