ABM A - Unit 5 - Motivational Banker
1. What is Time Series in statistics?

Question 1 of 37

2. What is an example of time series data?

Question 2 of 37

3. Y-f(t), what does 'Y' represent?

Question 3 of 37

4. What are the possible values for 't' in time series analysis?

Question 4 of 37

5. In the given time series plot description, what is represented by the variable 'X'?

Question 5 of 37

6. On the time series plot, which axis represents time?

Question 6 of 37

7. What is represented on the Y-Axis of the time series plot?

Question 7 of 37

8. What does the shape of the time series plot suggest about the trend in gold prices?

Question 8 of 37

9. What does the secular trend refer to in a time series?

Question 9 of 37

10. How can the secular trend behave in terms of the general tendency of the time series data?

Question 10 of 37

11. What is a characteristic of a linear trend in a time series?

Question 11 of 37

12. In the given information, what is mentioned about the nature of the upward trend in the secular trend?

Question 12 of 37

13. What is trend analysis in statistics?

Question 13 of 37

14. When the trend in data can be described by a straight line, what is it called?

Question 14 of 37

15. What does the symbol Y represent in the context of trend analysis?

Question 15 of 37

16. In the equation for estimating a straight line in trend analysis, what does 'x' represent?

Question 16 of 37

17. What is the purpose of trend analysis in statistics?

Question 17 of 37

18. What is seasonal variation in a time series?

Question 18 of 37

19. To measure seasonal variations effectively, what time intervals should be considered?

Question 19 of 37

20. What is the purpose of establishing the pattern of past changes in seasonal variation?

Question 20 of 37

21. What term is used to describe the process of eliminating seasonal variation from a time series?

Question 21 of 37

22. Once seasonal patterns are established, what does their elimination from the time series help calculate?

Question 22 of 37

23. According to classical time series analysis, what is the assumed relationship between the components of a time series?

Question 23 of 37

24. What does the symbol 'O' represent in the multiplicative relationship equation O = T x S x C x I?

Question 24 of 37

25. In the multiplicative relationship equation, what does 'T' represent?

Question 25 of 37

26. Which component of the time series represents repetitive and predictable movements around the trend line within a year or less?

Question 26 of 37

27. How is the relationship between the components of the time series assumed to be in classical time series analysis?

Question 27 of 37

28. What are the methods for measuring the trend component in a time series?

Question 28 of 37

29. Which method involves plotting the data points on a graph to visually analyze the trend?

Question 29 of 37

30. What does the method of Semi Averages involve in the measurement of trend?

Question 30 of 37

31. Which method calculates the average of a fixed number of consecutive data points to smooth out fluctuations and identify the trend?

Question 31 of 37

32. What is the principle underlying the method of Least Squares in curve fitting for trend measurement?

Question 32 of 37

33. What is the underlying assumption in time series forecasting when using historical trends?

Question 33 of 37

34. In an Autoregressive Model (AR model), how is the variable of interest forecasted?

Question 34 of 37

35. What does the Moving-average model (MA model) involve in terms of modeling univariate time series?

Question 35 of 37

36. What is the Autoregressive Moving Average model (ARMA model) a combination of?

Question 36 of 37

37. How does an ARMA model describe time series?

Question 37 of 37