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Sociology: Ethics. The one-time fling! Have you ever purchased an article of clothing (dress, sports, jackets, etc.) worn the item once to a party, then returned the purchase? This is called the one time fling. About 10% of all adults deliberately do a one-time fling and feel no guilt about it. (Source: "Are you Normal?" By Bernice Kanner St. Martin's Press) In a group of 7 adult friends, what is the probability that:
a) No one has done a one-time fling
b) At least one person has done the one time fling?
c) No more than two people have done a one-time fling?
Explain your answer to someone who is familiar with the T test for a single sample, but not with the T test independent means.
A human society claims that less than 36% of US. households own a dog. In random sample of 397 U. S. households, 151 say they own a dog. At mean=0.03, is there enough evidence to support the society's claim?
The Bunte Auto Repair Shop received a shipment of four carburetors. One is known to be defective. If two are selected at random and tested.
They have collected data on gender, shoe size, and height to see if they can change their business model to include only one size of shoes regardless height or gender of the wearer.
Calculate the standard deviation for this data = since it is a case of grouped data with classes. use group or class midpoints in the formula in place of x values.
Compute the optimal production quantities for the company?
Please discuss an application of ANOVA that might be undertaken in a workplace. What are the 3 or more treatments? What is the response variable?
What is the probability that the drug will be effective for 3 hours or more?
For each of the following situations, indicate the appropriate measure, incidence rate or prevalence rate and the numerical value of the rate.
A representative of the environmental protection agency (EPA) wants to select samples from 10 landfills. The director has 15 landfills from which she can collect samples.How many different samples are possible?
What is the probability that the sample mean would differ from the true mean by greater than .04 dollars if a sample of 183 5 gallon pails is randomly selected? Round answer to 4 decimal places.
Constructing histogram, Using a normal probability plot, Plotting residuals versus x values.
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