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Many research teams intend to conduct a study regarding the proportion of people who have colon cancer.
If a random sample of ten individuals could be obtained, and if the probability probability of having colon cancer is .05, what is the probability that a research team will get pˆ = .1?
assume that a population is normally distributed with a mean of 100 and a standard deviation of 15. would it be unusual
What is the expected number of contracts that it will win? What is the expected profit for each contract? What is the company's expected total profit on these three bids?
It is suspected that the mean turnover has changed and is not 6.0. Use the .05 significance level. State the decision rule.
What is the variance of the number of days absent - Compute the variance and standard deviation of a probability distribution and What is the probability an advertising firm selected at random has under $1 million in income after taxes?
What is the probability that exactly 7 cabinets are defective? What is the probability that there are more than 8 defective file cabinets?
Why is statistical significance not necessarily of practical important difference to a business decision? Provide an example and explain.
in a survey conducted in december 10-13 2013 of n 1025 randomly selected adult americans 83 answered no and 17
For each of the following populations, would a score of X =50 be considered a central score (near the middle of the distribution) or an extreme score (far out in the tail of the distribution)?
A survey of 34 students at the Wall College of Business showed the following majors: What is the probability he or she is a management major?
Calculate the mean, median and mode measures of central tendency for the percentage of gold content. Which measure does the best job of describing central tendency for this variable?
suppose that it is known that the number of items produced at a factory per week is a random variable x with mean 50. a
q1. a survey was conducted in five countries.the percentages of respondents who said that they eat out once a week or
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