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Four sales representatives for a company are to be chosen to participate in a training program. the company has eight sales representatives, two in each of the four regions. In how many ways can the sales representatives be chosen (a) if there are no restrictions and (b) selection must include one sales rep from each region
Nielsen publishes a weekly ranking of television programs as well as a weekly ranking of four major networks: ABC, CBS, NBC, and Fox. What kinds of decision or actions are based on the Nielsen rankings?
Twelve students randomly selected from the entering class of college had the following SAT scores in math and English population mean=500, sigma=100
Jim Sellers is thinking about producing a new type of electric razor for men. If the market were favorable, he would get a return of $100,000, but if the market for this new type of razor were unfavorable
Create the spreadsheet simulation. Use 500 simulation trials to reply the question: What is the mean profit for the simulation?
Testout the significance of the sample correlation also develop regression equation with scatter plot. Calculate chi-square is less than the critical value
The weights of dormitory cockroaches follow a normal distribution. 14% of the dormitory cockroaches weigh below 77 grams and 10% of them weigh above 82 grams. Find the mean and standard deviation of their weights.
What kinds of plots are useful in data screening? What can you do if your data do not meet the assumptions of your statistic?
Suppose that possibility of being seated at two restaurants are independent of each other, determine the probability that. Both restaurants will be able to seat you next Saturday night?
What are differences between parametric dependent and independent samples? My facilitator has been known to describe a scenario with two objects and an associated measurement versus another scenario with one object and two associated measurements ..
The results of a district spelling bee for both girls and boys are normally distributed. the 60 girls have a mean score of 71 with a standard deviation of 6, while the 50 boys have a mean score of 66 points with standard deviation of 5 points.
What characterizes a regular definition (dictionary) and an operational definition? What is the purpose of sampling?
Calculate the mean and standard deviation of the following data sets, then produce a five number summary and box plot of data.
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