Question
A research team is interested in testing the relationship between neighborhood police levels (# of officers) and violent crime rates.They gather information about random sample
A research team is interested in testing the relationship between neighborhood police levels (# of officers) and violent crime rates.They gather information about random sample of 10,000 neighborhoods in a bunch of cities. They did all the math correctly for a pearson's r correlation analysis.
Here is how they present their findings: "Our pearson's r coefficient of -.097 indicates that police levels have a statistically signficant relationshop to crime at the .05 level."
Please provide some context for their conclusion by answering the following questions (a, b & c):
a. What does the phrase statistical significance mean in this particular context?b. How would you describe the strength of the relationship observed here?c. Why would it be important to distinguish between statistical significance and substantive importance (or magnitude of relationship) when interpreting the findings above?
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