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Moren's Department Store has a special sale whereby each customer, upon checkout, chooses a random ticket that is labeled 5%, 15%, or 25%. The customer is then allowed to take a discount of that amount from the total sale. Ten percent of the tickets are labeled 25%, 20% are labeled 15%, and the remaining are labeled 5%. Excluding sales tax, what is the expected actual sale for a customer wishing to purchase $200 worth of merchandise?
$134
$154
$170
$182
$190
Would you be willing to provide an example of both methods (step by step) described in your document for determining the forecast based upon the two different methods. Maybe just for one single city.
A sample of 70 orders revealed that 57 were delivered in promised time. At .02 significance level, can we conclude that less than 87 percent of orders are delivered in less than 10 minutes?
a previous study indicates that the percentage of chain smokers p who have lung cancer follows a beta distribution with
Then suppose that a sample of 4000 women had produced the sample mean 275, and again give the 95% confidence interval for the population mean. What can you say about the effect of sample size on confidence intervals?
Suppose you were trying to decide which of two machines to purchase. Furthermore, suppose the length to which the machines cut a particular product part was important. If both machines produced parts that had the same average length, what other co..
In a regression analysis, the sum of the squared deviations between y and y-bar is SST = 200.0. If the sum of the squared deviations about the regression line is SSE + 40.0, what is the coefficient of determination?
What should the warranty period be to replace a malfunctioning calculator if the company does not want to replace more than 1% of all the calculators sold.
Rob works in quality at a well known saw blade company. An inspector on his team has uncovered an issue with the kerf dimension on the bandsaw blade line. Rob conducts a sampling study and finds that 7% of the bandsaw blades are out of spec.
a student received an a on the first test of the semester. the student wants to calculate the probability of scoring an
Conduct the appropriate analysis to determine if there was an effect of the music on completing problems. Construct the appropriate graph to show the differences in the scores of the two groups.
1 five cards are drawn from a standard 52-card playing deck. what is the probability that all 5 cards will be of the
Construct a frequency distribution of the sample mean, and plot a histogram of this distribution. Use the central limit theorem to calculate and identify the sampling distribution of the sample mean.
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