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Fishing question
Assume the condition of Normality is met for the problem below. I also want to know the following elements: (Please do not use the Student t test, nor a Chi-square test) Two-tailed test ok?
1. The U.S. Fish and Wildlife Service's report on the bass population of North American lakes indicated average weight of fish to be 3.0 lb. and a standard deviation of .30 lb. Furthermore, 50% of all bass were females.
The State of Florida conducted an independent study and reported the average weight of their bass was 3.2 lb. Additionally, the report indicated that 58% of the bass were females.
(This report was based on a small sample of 121)
Test the hypothesis that Florida's bass female proportion differs from the national proportion. Use a=.05 to state your conclusion.
A researcher predicts that watching a film on institutionalization will change students' attitudes about chronically mentally ill patients.
Describe the goal of an experimental research study and identify the two elements that are necessary for an experiment to achieve its goal.
Briefly describe correlational research. Name a variable from the workplace that might prove to provide a correlational relationship and explain why you would choose these two?
Using a critical value, test hypothesis at the 1% level of significance.
Random number generation based on discrete distribution and evaluate the average queue length, waiting time, and percentage utilization for each system.
What kind of probability uses sample spaces to find out numerical probability that event will happen?
You are the manager of a fast food restaurant. You want to determine whether the population mean waiting time to place an order has changed in the past month from its previous population mean value of 4.5 minutes.
Get an answer from tutors to this homework question now: Under what circumstances is the experimentwise alpha level a concern?
A pharmaceutical company has developed a drug that is expected to reduce hunger. To test the drug, three samples of rats are selected with n=10 in each sample.
Many times researchers preselect the value of alpha of .01 or .001. What are the factors that allow selection of either of those levels of significance?
If one person is arbitarily selected from this sample, determine probability of getting someone who is age 18-22 or doesn't smoke.
Calculate power of test if researcher uses a sample of n = 16 individuals.
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