- A Researcher Surveys 100 Adults To Examines The Relationship Between Income And Wellbeing She Initially Finds A Positiv 1 (63.22 KiB) Viewed 22 times
A researcher surveys 100 adults to examines the relationship between income and wellbeing. She initially finds a positive correlation but suspects the third variable might affect the association. She feels education might be accounting for some of this correlation. Her original correlation between income and wellbeing is .60. The correlation between education and wellbeing is.43. The correlation between education and income is.70. 5-1) Calculate the partial correlation of income on wellbeing, controlling for education (show work). (4 points) 5-2) Compute t-ratio for significance setting a =.01? (4 points) To conclude, answer the following questions: 5-3) What is the null hypothesis (4 points)? 5-4) Compare the obtained t with the critical value of t from t table. (4 points)