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1. Create a real-life research question or topic of your choosing. This question may be something that you work with in your career, see on a daily basis, come from a hobby, etc. The answers to the question (your data) should be quantitative (numerical).
2. Select a legitimate sampling strategy and collect at least 30 data points using your created question or topic. Discuss the sampling strategy in sufficient detail so that someone else could repeat your data collection without any difficulties or questions.
3. Prepare a histogram of your data.
Additionally, student should use graphing function to graph data and calculate regression equation.
Find a 95% confidence interval for the population mean selling price of all homes in this neighborhood.
What is the sample space for this process and evaluate the variance of the intelligence scores
Sketch the areas under the standard normal curve over the indicated intervals, and find the specified areas.
What is the level of measurement for the variable, "political ideology" measured as "Very Conservative", "Conservative","Moderate", "Liberal" and "Very Liberal".
A bank official reported the results of a regression analysis designed to predict the bank's charges (y), measured in dollars per month, for services rendered to local companies.
Determine the 95% confidence interval for your estimate what data have you utilized as the basis of your predictions what suppositions have you made.
Explain your answer to someone who is familiar with the t test for a single sample, but not with the t test for independent means.
Suppose the probability of a boy being born is the same as the probability of a girl being born. Find the probability that a family with three children will have two boys and one girl.
A state-wide sample survey is to be made. First, the state is subdivided into counties. Seven counties are selected at random and further sampling is concentrated on these seven counties.
The sampling distribution of mean score is approximately Normal. It has mean. What is its standard deviation?
Which measure of association do you use to compare the relationship between these variables? Why?
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