Consider the following discrete probability distribution. a. Is this a valid probability distribution? Explain. b. Graphically depict

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Consider the following discrete probability distribution.

15 22 34 40 P(X = x) 0.14 0.40 0.26 0.20

a. Is this a valid probability distribution? Explain.

b. Graphically depict this probability distribution.

c. What is the probability that the random variable X is less than 40?

d. What is the probability that the random variable X is between 10 and 30?

e. What is the probability that the random variable X is greater than 20?

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Essentials Of Business Statistics Communicating With Numbers

ISBN: 9780078020544

1st Edition

Authors: Sanjiv Jaggia, Alison Kelly

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Question Posted: Jan 28, 2015 09:26 AM

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Consider the following discrete probability distribution. a. Is this a valid probability distribution? Explain. b. Graphically depict

Question:

15 22 34 40 P(X = x) 0.14 0.40 0.26 0.20

Step by Step Answer:

a This is a valid probability distribution It satisfies the 2 necessary co...View the full answer

Essentials Of Business Statistics Communicating With Numbers

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