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Indicate at least two situations in your current work (or the job you would do after your graduation) in which you would use a measure of central tendency to communicate with others. What measure would you use and why? Make sure to provide enough detail about the situations so that others can understand your responses. Work as a correctional officer.
Each undergraduate course taught cost the college an average of $2,500 in faculty wages, and each graduate courses cost $ 3,000. How many undergraduate and graduate courses should be taught in the fall so that the total faculty salaries are kept t..
The population mean annual salary for first year faculty at SLU is $47,000. Assuming that the population standard deviation is $1800:
Below is the number of new cars sold at Sharkey in the last seven months and for the last eight months at Dave White. Do you agree with Mr. Sharkey? Use the .01 significance level."
Absolutely lost on how to determine what is being asked in below problem. Need to calculate the covariance and correlation between X and Y
The trial failed to show significance. How many subjects would be required to detect the difference in proportions observed in the trial with 80% power?
A random sample of 81 credit sales in a department store showed an average sale of $68.00. Historically, it is known that the standard deviation of the population is $27.00.
What is the mean and standard deviation of the sampling distribution when we take all samples of size25?
Given an infinite population with a mean of 75 and a standard deviation of 12, the probability that the mean of a sample of 36 observations, taken at random from this population
The owner of a local night club has recently surveyed a random sample of n=250 customers of the club. She would now like to determine whether or not the mean age of her customers is over 30.
Determine the best replacement policy over the next five years?
For each of the given population would the score of X=50 be considered central score (near middle of distribution) or extreme score (far out in the tail of the distribution )?
Most individuals are aware of the fact that the average annual repair cost for an automobile depends on the age of the automobile. A researcher is interested in finding out whether the variance of the annual repair costs also increases with the ag..
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