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Sixty percent of all vehicles examined at a certain emissions inspection station pass the inspection. Assuming that successive vehicles pass or fail independently of one another, calculate the following probabilities. (Enter your answers to three decimal places.)
(a) P(all of the next three vehicles inspected pass)
(b) P(at least one of the next three inspected fails)
(c) P(exactly one of the next three inspected passes)
(d) P(at most one of the next three vehicles inspected passes)
(e) Given that at least one
in a survey of 1000 randomly selected adults in the united states participants were asked what their most favorite and
In brief describe three situations in which the 'First In First Out' discipline rule is not applicable in queuing analysis. Provide examples of four situations in which there are limited, or finite population.
What is the best estimate of the average tread life for the entire population of these tires?
an actuary determines that the claim size for a certain class of accidents is a random variable x with moment
The process standard deviation is .15, and the process control is set at plus or minus one standard deviation. Units with weights less than 9.85 or greater than 10.15 ounces will be classified as defects. Round your answer to four decimal places.
A doctor believes that the standard deviation of systolic blood pressure is 450. A random sample of 24 patients found a standard deviation of 520. Assume the variable is normally distributed and = 0.01. What are the critical values?
The Investment Research Institute reported in its Mutual Fund Fact Book that the number of mutual funds increased from 5725 in 1999 to 7977 in 2009. What is the geometric mean annual percent increase in the number of funds?
A statistical analysis of 1,000 long-distance calls made from the headquarters of the Bricks and Clicks Computer Corporation indicates that the length of these calls is normally distributed with μ = 240 seconds and σ = 40 seconds.
Find the probability that the age of a randomly selected CEO will be between 56-57 y/o. (round to 4th decimal) The probability a randomly selected CEO will be between 56-57 y/o is?
Bay Area University enrolls MBA students in three cohort programs: Weeknight, Saturday, and Distance. Dean Ed Epstein wants to know if there is a difference in the average of the students in the three programs.
Draw ogives from the following data and measure the median value and compute the value of arithmetic mean
q1 define what the chi square distribution is. why do you use the chi-square statistic? what type of data is used
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