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The normal distribution is a family of distributions that is often used to model operational processes. Based on your readings for this module, give one example, different from those supplied in the overview, of how the normal distribution can be used in an operations or production environment. This example may be from your own experience. Be sure to explain how the normal distribution is used in the example you provide.
an urn contains six balls of which three are red and three are green. two balls are selected from the urn. if one ball
The following frequency distribution reports the number of frequent flier miles, reported in thousands, for employees of Brumley Statistical Consulting, Inc. during the first quarter of 2004.
In a large section of statistics class, the points for the final exams are normally distributed with a mean of 72 and a standard deviation of 9. Find the lowest score on the final exam that would qualify a student for an (A, B, C, D)
in a test for effectiveness of garlic for lowering cholesterol 47 subjects were treated with garlicin. cholesterol
toss five fair coins and let x equal the number of heads observeda. identify the sample points associated with this
express the null hypothesis and the alternative hypothesis in symbolic form. use the correct symbol for the indicated
Only two doctors would make a diagnosis on patients coming into the same STD clinic for gonorrhea. The probability of the two doctors making a diagnosis of gonorrhea is (independent, dependent, synergistic, cannot tell).
The quality control department of Widgets Manufacturing needs your help. They can't decide which significance level is appropriate for testing the claim that fewer than 50% of widgets from a production run are defective.
Consider a population with a known standard deviation of 26.8. In order to compute an interval estimate for the population mean, a sample of 64 observations is drawn. Is the condition that is normally distributed satisfied? Explain
Mike sells on the average 15 newspapers per week (Monday - Friday). Find the probability that 2.1 In a given week he will sell all the newspapers
Create a graph with the trendline displayed for each of the three different regressions. What are the least squares regression line equations for each of the three different regressions?
Suppose you found that in doing the hypothesis test, you were able to reject the null hypothesis. What is the most appropriate conclusion to draw?
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