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Give a work example and perform a hypothetical 2 population hypothesis test.
Discuss an application of ANOVA that might be undertaken in your workplace. What are the 3 or more treatments? What is the response variable?
Create a scenario and do a hypothesis testing example for ANOVA. Give the result and explain what it means.
The probability is 90% that the sample percentage is contained within what symmetrical limits of the population percentage?
Suppose in a population of 100,000, the probability that an individual will die from bird flu in a given winter is .00009. If the data fits a Poisson distribution, then the mean number of people in that population that will die from bird flu in on..
Create a 99 percent confidence interval for mean daily intake of milk. You may suppose daily intake amounts are usually distributed.
Different approaches for creating systems simulation models include?
Do these results suggest that the racial makeup of the faculty members is different from that of the students? (Use the .05 significance level.) Use the five steps of hypothesis testing and explain your findings.
Dr Johnson wants to know if there is sufficient evidence to conclude that the grade distribution of his class is different than the historical grade distribution. Use a =.05 and .01 and perform a goodness of fit test.
Bob Billy is an operations analyst for Dollar-Does-It stores based in Iva, SC. He is currently studying the order and stocking policies for top-selling toy.
In a recent study, a random sample of children in grades two through four showed a significant negative relationship between the amount of homework assigned and student attitudes. What is the explanatory variable and what is the response variable?
A seven year old study reported that women whose mothers used the drug DES during pregnancy were twice as likely to develop tissue abnormalities that might lead to cancer as women whose mothers did not take the the drug.
A survey of 100 clients of pacific gas and electric resulted in the following frequency distribution of monthly charges.
a. Is there evidence the mean amount is different from 1.0 gallon (alpha= 0.01)? b. Compute the p-value and interpret its meaning. c. construct a 99% confidence interval estimate of the population mean amount of paint.
Using one mean Z test to test whether or not to support the claim - Is there evidence that the average hours is below 6? Describe.
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