4.14 In a geography assignment the grade obtained is the random variable X. It has been found...

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4.14 In a geography assignment the grade obtained is the random variable X. It has been found that students have these probabilities of getting a specific grade:

A: 0.18 D: 0.07 B: 0.32 E: 0.03 C: 0.25 F: 0.15 Based on this, calculate the following.

a. The cumulative probability distribution of X.

b. The probability of getting a higher grade than B.

c. The probability of getting a lower grade than C.

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Statistics For Business And Economics

ISBN: 9780273767060

8th Global Edition

Authors: Paul Newbold, Mr William Carlson, Ms Betty Thorne

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Question Posted: Sep 24, 2024 02:01 AM

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4.14 In a geography assignment the grade obtained is the random variable X. It has been found...

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Statistics For Business And Economics

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