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Experts consider high serum cholesterol levels to be associated with an increased incidence of coronary heart disease. Suppose that the natural logarithm of cholesterol levels for males in a given age bracket is normally distributed with amean of 5.35 and a standard deviation of .12.
a. What percentage of the males in this age bracket could be expected to have a serum cholesterol level greater than 250 mg/ml, the upper limit of the clinical normal range?
b. Based on your answer to part (a), does it appear the ad was successful? Explain.
1. for the production lot size model to be appropriate the relationship between d annual demand and p maximum annual
Determine the EVPI for chance event E only. Determine the EVPI for chance event F only. Determine the EVPI for both chance events E and F: that is, perfect information for both E and F is available before the decision is made.
What conclusions can you reach about the relationship between sales and hours of training? What sorts of business implications does this have?
If 8 kids within this age group who use the Internet are randomly chosen, what is the probability that 2 of them do their schoolwork on line? What is the probability that no more than 5 of them do their schoolwork on line?
Using the value in the given data table finding the missing values
Modify the regular one-sample Wilcoxon W by replacing the ranks 1, 2, 3, 4, 5, 6, 7, 8 by the scores 1, 1, 2, 2, 2, 2, 3, 3, to obtain W1. Compute the mean and variance of W1.
Calculate the mean and standard deviation of the following data sets, then produce a five number summary and box plot of data.
Farmers know that driving heavy equipment on wet soil compresses the soil and injures future crops. Here are data on the "penetrability" of the same type of soil at 2 levels of compression.
Problem 1: Use the given graph to find the mean, median, and mode of the distribution.
examine each of the following questions for poosible bias. if you think the question is biased indicate how and propose
question 1 you wish to conduct an anova one wayomnibus. in order to insure you have enough power to detect differences
One of the criteria in their evaluation was the baggage capacity of the boat, evaluated using a 4-point rating scale from 1 to 4.
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