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A researcher wants to determine whether there is a linear relationship between weight and blood pressure of a person. She randomly selected six people and

A researcher wants to determine whether there is a linear relationship between weight and blood pressure of a person. She randomly selected six people and measured their weight and blood pressure.
Weight for person A was 75 kg and blood pressure was 125.
Weight for person B was 85 kg and blood pressure was 130.
Weight for person B was 90 kg and blood pressure was 140.
Weight for person B was 80 kg and blood pressure was 160.
Weight for person B was 60 kg and blood pressure was 150.
Weight for person B was 70 kg and blood pressure was 145.
Prepare a well labelled scatter plot for this data and calculate the correlation coefficient for the linear relationship between weight and blood pressure. Show all the calculations.

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