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The text tells us that a Pearson correlation coefficient is a measure of the strength and direction of a linear relationship between two variables. A scatter plot provides a visual representation of the relationship. Do not take examples from text.1. Make up an example of two variables that might be related in such a way that the Pearson correlation coefficient could not be used to measure the relationship strength but the Spearman coefficient could be used instead. Explain the rationale for your answer.3. Use an example to describe a situation where a researcher might be misled into thinking there is a causal relationship between two variables when in fact there is none. Give three possible alternative explanations for the relationship.
Diane Brown is the mayor of a large city. Lately, she has become concerned about the possibility that large numbers of people who are drawing unemployment checks are secretly employed. Her assistants estimate that 40% of unemployment benefi..
The symmetric approximation and Monte Carlo risk approaches
Explain what each of the metrics in the summary statistics means and what are they telling you about this data set? Is it symmetrical, flat, skewed, does it have outliers, and so on
A business research topic - Strengthen and improve initial proposal and research questions for the identified problem or opportunity
What is the probability
Generate syntax and output files in SPSS. You will need to copy and paste these into your Application document. Use one kind of chart (any kind) to describe the data
A furniture cabinet maker produces two types of cabinets that house and hide plasma televisions.
Compute z values for each and comment on your findings.
On any given flight, an airline's goal is to fill the plane as much as possible without overbooking. If, on average, 10% of customers cancel their tickets, all independently of each other, what is the probability that a particular flight will be o..
Your friend has invented a game based on the rolls of two fair dice. If the product of the rolls is even, then he will pay you 1 dollar. If the product of the rolls is odd, then he wont pay you anything. What are the odds in favor of the product bein..
Independent-Samples T-Test Computations, You obtain the data shown below for 30 girls with anorexia who were treated with psychodynamic therapy. These values can be interpreted as described in Week 6: Assignment 2.
1. the study you will evaluate for your assignment isbinge drinking and alcohol-related behaviours amongst pacific
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