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Linear Regression What kind of correlation would the following scatter plots have? Negative Correlation Positive Correlation No Correlation.

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Presentation on theme: "Linear Regression What kind of correlation would the following scatter plots have? Negative Correlation Positive Correlation No Correlation."— Presentation transcript:

1 Linear Regression What kind of correlation would the following scatter plots have? Negative Correlation Positive Correlation No Correlation

2 Linear Regression 1) x1225365064 y1007552269 a)Sketch a scatter plot of the data. b) Find the regression line for this data. a)Estimate y, when x = 20.

3 Linear Regression 2) AGE and SYSTOLIC BLOOD PRESSURE: The table below shows the age and systolic blood pressure for a group of people who recently donated blood. Age 35244850345530264137 Blood Pressure 128108140135119146132104132121 a) Find the regression line for this data. b) Based on the regression equation, predict the blood pressure of a 15 year old; of a 60 year old: c) Predict the age of a person with a blood pressure of 130.

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