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Suppose you are managing 16 employees, and you need to form three teams to work on different projects. Assume that all employees will work on a team, and that each employee has the same qualifications/skills so that everyone has the same probability of getting choosen. In how many different ways can the teams be chosen so taht the number of employees on each project are as follows: 5 1 10.
It is better to use the median rather than the mean for a distribution when:
A device has a sensor connected to an alarming system. The sensor triggers with probability 0.95 if dangerous conditions exist in a given day and with probability 0.005 if conditions are normal during the day. Days with dangerous conditions occur ..
Which test should we use to determine whether the difference between Mesa and Tempe is statistically significant? Why? Should it be one or two-tailed?
Find the probability and mean and standard deviation for given data under Binomial distribution.
A researcher hypothesizes that parents with school-aged children are more probable to vote in favour of a referendum increasing public school spending than adults without school-aged children, but wonders of this relationship holds for both Democr..
Assuming the nurses surveyed were a random sample from the population of all nurses in the United States, we can use these data to test the null hypothesis H0 that there is no association between the row and column variables in this two-way table...
At 0.05 level significance, is there evidence of the difference in proportion of dvds purchased on basis of the kind of media used (Mailing, E-Mail)?
Distinguish between a minimization and maximization LP model. Other than minimizing costs and maximizing profits, give a real-world example of where you would want to minimize something or maximize something.
Standard deviation of 12 years. Worker is stopped at random and asked to fill out questionnaire. Determine the probability that this worker is less than 30 old?
Hypothesis testing of single mean - can we conclude that the mean weight is greater than 16 ounces? Determine the p -value.
A shipment of 500 dolls is received by Panda Importers. The quality control manager selects a random sample of 75 to test. Five are bound to be defective. Construct a 90 percent confidence interval for the population proportion of defective dolls ..
Atlanta Company stock is expected to follow an exponential growth rate. The relationship between the current stock price P0
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