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regina nana regina nana
wrote...
Posts: 501
Rep: 7 0
4 years ago
Provide an appropriate response.

A manager asked her employees how many times they had given blood in the last year.  The results of the survey are given below.  The random variable x represents the number of times a person gave blood and P(x) represents the probability of selecting an employee who had given blood that percent of the time.  What is the mean number of times a person gave blood based on this survey?

x0123456
P(x)0.300.250.200.120.070.040.02


▸ 3.0

▸ 0.14

▸ 2.0

▸ 1.6
Textbook 
Statistics: Informed Decisions Using Data

Statistics: Informed Decisions Using Data


Edition: 5th
Author:
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Answer verified by a subject expert
kirakira15kirakira15
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Posts: 373
4 years ago
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regina nana Author
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4 years ago
this is exactly what I needed
wrote...

Yesterday
Helped a lot
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2 hours ago
Smart ... Thanks!
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