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Author Question: The exponential probability distribution is used with a. a discrete random variable. b. a ... (Read 62 times)

geoffrey

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on: Aug 1, 2018
The exponential probability distribution is used with
 a. a discrete random variable.
  b. a continuous random variable.
  c. any probability distribution with an exponential term.
  d. an approximation of the binomial probability distribution.

Question 2

The random variable x is the number of occurrences of an event over an interval of ten minutes. It can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. It is known that the mean number of occurrences in ten minutes is 5.3 . The expected value of the random variable x is
 a. 2.
  b. 5.3.
  c. 10.
  d. 2.30.


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TheNamesImani

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Reply #1 on: Aug 1, 2018
Answer to Question 1

b

Answer to Question 2

b


geoffrey

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Reply 2 on: Aug 1, 2018
Great answer, keep it coming :)

brbarasa

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Reply 3 on: Yesterday
Wow, this really help

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