Determine the probability the site
A website recieves average of 21 hits per hour.
a). Determine the probability the site will receive more than five hits in the next 10 minutes.
b). Determine the standard deviation in the number of hits the site will receive in a six hour period.
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Assume X= U+V, U is a exponential density with mean= 2 and V is poisson with mean 3. U and V are independent. Determine moment generating function, M (t).
An article in the ACI Materials Journal states several experiments investigating rodding of concrete to remove entrapped air. A 3" ? 6" cylinder was used, and the number of times this rod was used is the treatment factor. The resulting compressive
You wish to play the lottery (a bad idea!). Suppose that each lottery ticket has probability p of winning. Further, suppose that each ticket wins independently of all other tickets. You decide to purchase three lottery tickets. Determine the proba
Assume we roll pair of fair 6-sided dice. Let X denote maximum (the largest) of the outcomes on the two dice. Develop the probability distribution of X and calculate its expected value.
Determine the probability the site will receive more than five hits in the next 10 minutes. Determine the standard deviation in the number of hits the site will receive in a six hour period.
A Chi-Square experiment has been planned; there're three options with eight possible outcomes for each. How is the degree of freedom calculated and why?
Assume the probability that a randomly chosen PGA Tour player uses a Titleist brand golf ball is 0.65. For the sample of 9 PGA Tour players, determine the probability that no less than 8 use a Titleist brand golf ball.
An individual who has automobile insurance policy from the certain company is randomly chosen. Let Y be the number of moving violations for which the individual was cited throughout the last year. The pmf of Y is:
When circuit boards employed in the manufacture of MP3 players are tested, long-run percentage of defectives is 5%. Let X be the number of defectives in a random sample of size n=25, so X~Bin(25,.05).
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