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There is a 0.7 probability that students will follow instructions. What is the probability that exactly 14 of 20 students all instructions.
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Explain how each of the following situations would affect interest rate and consequently, the equity market. a) Sudden increase of capital expenditure by the businesses b) Decrease of household savings in the market c) S ...
Please explain which formula I should use to complete the following probability question: The probability that a family will buy a vacation home in Miami, malibu, or newport is 0.25, 0.10 and 0.35. What is the probabilit ...
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The number of phone calls that arrive at a phone exchange is often modeled as a Poisson random variable. Assume that on average there are 7 calls per hour. Show all work. a) Find the probability that there are exactly f ...
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Doctoral assistant ships of Ph.D students 50% have paid assistant ships. a random sample of n=200 students is chosen.. based on this sample and using the properties of the binomial distribution, what is the approximate s ...
Suppose a retailer claims that the average wait time for a customer on its support line is 179 seconds. A random sample of 57 customers had an average wait time of 169 seconds. Assume the population standard deviation fo ...
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