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Creating a Statistical Research Plan
In this capstone discussion, reflect on your thought process regarding the use of parametric and nonparametric statistics in psychological research. Articulate the challenges you might face in writing a Capella Research Plan for a quantitative dissertation. What is a research question you would study, and what statistical procedure(s) would you likely use to test your research question? How do you see this quantitative study contributing to psychological theory and in terms of practical applications?
Research Question: What is the experience of the home school mother as she educates her children?
An investor scanned the daily summary of the stock market in the Wall Street Journal. She found 12 stocks whose return exceeded the return on the market that day. The one-sample 95% t-interval based on these data does not include zero.
Lexington Co. is a U.S. firm. It has a subsidiary in India that produces computer chips and sells them to European countries. The chips are invoiced in dollars. The subsidiary pays wages, rent, and other operating costs in India's currency (rupee)..
Age 65+ Years Sample Size Mean Pain Score Standard Deviation of Pain Score New Medication 20 40.33 2.16 Standard Medication 35 59.80 2.49 Total: Age 65+ 55 52.72 9.74 1. Is there a statistically significant difference in mean pain scores between p..
If there are repeated independent trials and there are only two outcomes, what distribution should be used?
An infestation of a certain species of caterpillar called the spruce budworm can cause extensive damage to the timberlands of the northern United States. It is known that an outbreak of this type of infestation occurs, on the average, every 30 yea..
What is the difference between statistical significance and practical significance? What is a type I and type II errors in hypothesis testing? What would be examples of each? Explain
The quality control director for a clothing manufacturer wants to study the effect of operators and machines on the breaking strength (in pounds) of wool serge material. Is there an interaction between operator and machine?
For reservation purposes, the agency's management wants to ?nd the number of people such that the probability is 0.85 that at least that many people will sign up. It also needs 0.80 probability bounds on the number of people who will sign up for t..
Assume that you go to the drive through window at Wendy's and place an order. Two friends of yours independently place orders at the drive through window at the same Wendy's.
Meal costs. A company is interested in estimating the costs of lunch in their cafeteria. After surveying employees, the staff calculated that a 95% confidence interval for the mean amount of money spent for lunch over a period of six months is ($7..
the mean score on the math section of the sat test is 508 and the standard deviation is 111. if a student has a z-score
Develop a contingency table that shows whether a home has a pool and the township in which the house is located. Is there an association between the variables "pool" and the "township"? Use .05 level of significance.
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