Predict happiness for a non-retired person with Income = 80, Education = 14.

The coefficient on DRetired has a p-value of 0.002. Which of the following are true?

Match each regression coefficient with its correct interpretation.

Report the R² value of this regression model.     Report your answer as a decimal to 3 decimal places.

In Model (4), where happiness is regressed on income, age, and education, the reported F-statistic is 115.1 with very small p-value. At the 5% significance level, what conclusion should we draw from this test?

From

the regression outputs given, identify the models with the largest and smallest

R-squared statistics.

Match each interpretation of a regression coefficient to the correct model.

Using Model (4), predict happiness for a person with income =50, age = 40, education = 16. Give your answer to two nearest decimal places.

Study the

regression output of model (2). Focus on the row “Age”. Which of the following

statements are TRUE ?

From

the regression outputs given, identify the models with the largest and smallest

standard error statistics.