If time is used as an independent variable in a simple linear regression analysis, which of the following assumptions could be violated?
Geek Boy Staff asked 2 years ago If time is used as an independent variable in a simple linear regression analysis, which of the following assumptions could be violated?
a. Residual variation is same for all fitted values of dependent variable
b. Successive observations of the dependent variable are uncorrelated
c. There exists a linear relationship between independent and dependent variables
d. Residuals are normally distributed