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Math 1280 Final Exam/ Qs & Certified Ans.

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Math 1280 Final Exam/ Qs & Certified Ans. Using the value of x from the prior question, what is the SD of x? - Answer: 1.94 What is the probably that a randomly selected item from random variable L will be greater than 0 and less than or equal to 3? - Answer: .57 What is the expectation of random variable L? - Answer: 1.60 What is the variance of random variable L? - Answer: 14.58 Which distributions are discrete? - Answer: Poisson, Binomial, Uniform What is the expected number of successes when throwing 5 darts? - Answer: 0.75

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Math 1280

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Math 1280 Final Exam/ Qs & Certified
Ans.
Using the value of x from the prior question, what is the SD of x? -
Answer: 1.94

What is the probably that a randomly selected item from random
variable L will be greater than 0 and less than or equal to 3? - Answer:
.57

What is the expectation of random variable L? - Answer: 1.60

What is the variance of random variable L? - Answer: 14.58

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