Questions and Answers
What is the formula for the linear regression line?
What does a strong negative correlation indicate?
What is the range of values for the regression coefficient, r?
How do you enter the data into the calculator for linear regression?
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What is the interpretation of a zero correlation?
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What does the gradient, B, represent in the linear regression line?
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What is the purpose of calculating the regression line?
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What is the term for the line of best fit for a set of bivariate numerical data?
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What is the purpose of calculating the regression coefficient, r?
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What does a medium positive correlation between x and y indicate?
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What is the first step in using a calculator for linear regression?
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What does a strong positive correlation between x and y indicate?
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What is the term for the point where the regression line crosses the y-axis?
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What is the relationship between x and y in a weak negative correlation?
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What is the equation of the regression line used for?
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What does a negative correlation between x and y indicate?
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What is the primary use of the regression coefficient, r?
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What type of correlation is indicated when r is equal to -0.6?
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What is the purpose of calculating the y-intercept, A, in linear regression?
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What happens to the value of y when x increases in a positive correlation?
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What is the relationship between x and y in a medium positive correlation?
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What is the primary purpose of finding the equation of the regression line?
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What type of correlation is indicated when r is equal to 0.2?
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What is the relationship between x and y in a strong negative correlation?
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