Math Problem Statement
Data for a particular country on consumer debt (as a percentage of personal income) and mortgage debt (also as a percentage of personal income) for the 10 years from 2006 to 2015 are shown in the following table. Consumer Debt Mortgage Debt 6.74 5.98 7.07 5.97 6.95 5.88 6.69 5.60 6.17 5.15 5.58 5.06 5.13 4.96 4.95 5.22 4.74 5.30 4.59 5.45 What is the value of the correlation coefficient for this data set? (Round your answer to four decimal places.)
Solution
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Math Problem Analysis
Mathematical Concepts
Statistics
Correlation
Pearson Correlation Coefficient
Formulas
Pearson correlation coefficient formula: r = (n(Σxy) - (Σx)(Σy)) / sqrt([nΣx^2 - (Σx)^2][nΣy^2 - (Σy)^2])
Theorems
Pearson's Correlation Theorem
Suitable Grade Level
Grades 11-12
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