a) Are the variables cross sectional data or time series data?
b) How do you imagine the data was collected?
c) Is the sample size sufficient to yield a good estimate? If not do you think more data could easily be obtained, given the nature of the problem?
d) State your a priori hypothesis about the sign of the slope. Is it reasonable to suppose a cause and effect relationship?
e) Make a scatter ploy of Y against X. Discuss what it tells you.
This solution shows the output of a regression analysis in MegaStat. The output is used to answer the questions regarding the bivariate regression.