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In a test of the effectiveness of garlic for lowering cholesterol 36 subjects were treated with raw garlic. Cholesterol levels were measured before and after the treatment. The changes (before minus after) in their levels of ldl have a mean of 0.6 and a standard deviation of 1.72 use a 0.10 significance level to test the claim that the mean change in ldl is greater than 0
A. What is the null and alternative hypothesis
B. What is the test statistic
C. P value
D. Reject/ fail to reject sufficient/insufficient evidence
The probability of having a particular genetic disorder is 0.004. If 25 patients are tested for this disorder, what is the probability that 2 of them have this disorder?
Provide an example of population, parameter, sample, and census in a business research project.
What is the value of the test statistic? What is the P-value?
Assume that the table below summarizes a survey involving the relationship between living arrangements and grade point average (GPA) for a group of students.
Find P(3) when p=0.40 Assume the geometric distribution applies. Use the given probability of success p to find the indicated probability.
who are angel investors? Who are angel investors? what are the shat are the similarities and differences between venture capital financing and angel financing?
A researcher used stepwise regression to create regression models to predict Birthrate (births per 1000) using five predictors:
Name four types of information bias. Name at least one way in which each type of bias can be prevented or minimized.
Sara has eight new summer outfits. She plans to pack three of the new summer outfits in her trip to Tokyo.
the shape of the distribution of the time required to get an oil change at a 15 minute facility is unknown. however
Suppose that during the past year the following is Jim's distribution of home sales. If one assumes that this is a typical distribution for Jim's monthly sales, which salary plan should Jim select?
The company you work for is considering acquiring several of the latest generation desktop computers for use in an office.
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