Question 70 (4 points) A research team studied the relationships between income, education, age, and IQ in a sample of n - 30 individuals. The matrix shown below shows values for Pearson's r for the study with or =. 05. Education Age 1Q Income +.58 +.38 +.27 Education +.11 +.39 Age +.02 a) What are the degrees of freedom for the bivariate correlation between income and education? b) Is the correlation between income and education significant? Explain. Hint: Do not calculate t. Instead, refer to the table. c) Write the appropriate statement to express the result for the correlation between income and education. Paragraph BIU