1. The equation of the exponential model is changed into____________________ equation by using ____________function.
2. In the equation of the autoregressive model the independent variables are________________________________________
3. The same signs of the limits in the confidence interval for slope indicates that the relationship is STRONG / WEAK. (highlight the correct answer)
4. The least squares line is also called______________________________
5. A column of the t-table is picked according to the __________________.
6. The goal of the ANOVA method is to test if ____________ among the________________ are significant.
7. The unexplained variation is LARGE / SMALL when coefficient of determination is close to zero. (Highlight the correct answer)
8. In the time series the independent variables are __________________________________________
9. The average of odd number of values calculated for each consecutive cell is called ______________________________.
10. Periodic (wave) pattern on the time series with time period of ten years is called____________________.
11. The coefficients in the auto regression equation are called __________________________.
12. The multipleregression equation has several _________________ and one _____________________.
13. The contribution of a term to a regression model is significant if __________________ of the term is ____________________.

14. In the autoregressive model of the third order the number of intercepts in the equation is__________________________

15. In the simple regression method, the coefficient of determination r^2 is calculated as Explained variation / Total variation. TRUE / FALSE.

16. The order of the autoregressive model is given by the symbol ________.

17. The interaction term can be added in the multiple regression model to improve the model. TRUE/FALSE.

18. In the Q test the pair differences of the means are compared with the critical range TRUE / FALSE

19. In the ANOVA method that we studied in this course the number of factors may be __________________________________.

20. A regular pattern on the plot of the residuals means that the regression model is not appropriate to use. TRUE /FALSE. (highlight the correct answer)