how to do pearson's correlation coefficient

Step 1:Make a chart. Use the given data, and add three more columns: xy, x^2, and y^2.
Step 2::Multiply x and y together to fill the xy column. For example, row 1 would be 43 × 99 = 4,257.
Step 3: Take the square of the numbers in the x column, and put the result in the x^2 column.
Step 4: Take the square of the numbers in the y column, and put the result in the y^2 column.
Step 5: Add up all of the numbers in the columns and put the result at the bottom.2 column. The Greek letter sigma (Σ) is a short way of saying “sum of.”
Step 6:Use the following correlation coefficient formula.

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