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1. Find a peer-reviewed article that provides an example of a study that utilized a t-test for a single sample (on a topic of interest to you). Briefly describe the study and discuss its findings.2. Create a hypothesis about a topic you are interested in and then conduct a "mock" statistical test, writing out the eight steps used to apply a statistical test to your hypothesis.
1. The power of the t test increases with ____.2. Having just made what you feel is to be a Type II error, using an independent groups design and a t test analysis, which of the following might you do in the next experiment to reduce the probability ..
Assume a data set is normally distributed with mean 160 and standard deviation 25. If the data set contains 300 data values, approximately how many of the data values will fall within the range 110 to 210?
Perform exploratory data analysis on the relevant variables in the dataset. When possible, include appropriate graphs to help illustrate the dataset.
The length of time between breakdowns of an essential piece of equipment is an important factor in deciding on the amount of auxiliary equipment needed to assure continuous service. A machine room foreman believes the time between breakdowns of a par..
What are the possible values of this random variable and draw the density function.
What is the mean and standard deviation of the number of cured out
Test the hypothesis that there is not relationship between the proneness to use excessive force score and the force score for officers trained at Academy A.
quantitative analysis for decision making class please write for each summarizing with highlights of the review items
A dean of college of business in the Midwest claims
Prepare a critical analysis of a quantitative study focusing on protection of human participants data collection data management and analysis problem statement and interpretation of findings
A random sample of [n=64 children] of working mothers showed that they were absent from school a sample average of [x=5.3] days per term, with a standard deviation [s=1.8 days]. Provide a 96% confidence interval for the average number of days absent..
State the null and alternative hypotheses
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