STATISTICAL TECHNIQUES AND TOOLS
REGRESSION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What would the correlation be between math grades and the time it takes to run a mile?
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Postive Correlation
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Negative Correlation
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No Correlation
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Cannot Be Determined
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Explanation:
Detailed explanation-1: -A scatterplot shows the relationship between two quantitative variables measured for the same individuals.
Detailed explanation-2: -The correlation coefficient is determined by dividing the covariance by the product of the two variables’ standard deviations. Standard deviation is a measure of the dispersion of data from its average. Covariance is a measure of how two variables change together.
There is 1 question to complete.