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lakewood fashions must decide how many lots of assorted ski wear to order for its 3 stores.Information on pricing,sales and inventory costs has led to the following payoff table,in thousands.
order size low demand medium high
1 lot 12 15 152 lots 9 25 353 lots 6 35 69
a)what decision should be made by the optimistb)what decision should be made by the conservativec)what decision should be made using minimax regret
11 women and 9 men are the contestant in a competition. If 3 winners are ramdomly selected. what is the probability that they are all men?
What is the probability that a randomly selected high school senior's score on the mathematics part of the ACT will be more than 29?
The manufacturer of the X-15 steel-belted radial truck tire claims that the mean mileage the tire can be driven before the tread wears out is 60,000 miles. The standard deviation of the mileage is 5,000 miles.
During the last year sales averaged $22,000 per month. Does this indicate that monthly sales have changed (in a statistically significant sense)? Use 0.05. Assume monthly sales are normally distributed.
From the given polynomials, identify the polynomials of degree one. I know that I have to use the substitution methode and the elimination. I am not sure if I applied the correct system.
He asks you to develop a proposal for the study and submit it to him. Develop the management-research question hierarchy that will help you to develop a specific proposal.
Critically discuss why the dowload is a continous numerical varaible and critically discuss why the download time is a ratio scaled variable.
Do hotel managers on average vary significantly in femininity score from men in general?
Assume the population standard deviation is 7.1 mpg. State the correct null and alternative hypotheses that the company wishes to test. Calculate the test statistic that would be used for conducting the desired test.
If we want to estimate the populations mean travel-to-work time San Francisco residents with a margin of error of 1 minute, what sample size should be used? Assume 95 percent confidence.
Construct a confidence interval for a level of confidence equal to 95%, we use z values that leave out, in the lower and the upper tails of the normal distribution, an area equal to?
Determine the mean and standard deviation of the data. What percentage of the data lies within one standard deviation of the mean value?
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