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Search online for your local news website and locate a story where you believe an ethical dilemma is going on. Please keep this story local and not national news.
Explain, in a few sentences the story, the ethical dilemma you believe is going on in the story, and how you think it can be resolved.
researchers collected data from a random sample of men and women to determine if women spend more time doing housework
"Busting the Nursery Rhymes" reports that "Research from a team at Bristol Royal Hospital for Children [in England] found that there's more violence
Based on the table on the front of the test, perform the following tasks:Graph and plot the 16 points (Use the blank graph on the next page of this test).
Suppose P(A) = 0.138, P(B) = 0.261, and the probability that a household is both prosperous and educated is P(A and B) = 0.082. What is the probability P(A or B) that the household selected is either prosperous or educated?
Determine whether the given value is a statistic or a parameter. A researcher determines that 42.7% of all downtown office buildings have ventilation problems. Is this a statistic or a parameter; explain your answer.
Find the area under the normal distribution curve between z = 1.52 and z = 2.43.
a policeman standing on the side of a road measures the speed of a car moving at 120 kmlhr with a doppler radar gun.
what effect does the sample size have upon the maximum error of
A researcher wishes to estimate the mean weight of all women in this age group. Fine how large a sample must be drawn in order to be 90% confident that the sample will not differ from the population mean by more than 2.0 pounds.
If you want to be 95% confident of estimating the population mean to within a sampling error of ±5 and the standard deviation is assumed to be ±15.
The events A and B are mutually exclusive. Suppose P(A) = .30 and P(B) = .20. What is the probability of either A or B occurring? What is the probability that neither A nor B will happen?
Introduction to hypothesis and Hypothesis Testing for the Mean (sigma known)
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