50 Questions
| Attempts: 201

Questions and Answers

- 1.Using the data set above (TS7E8), write the equation for the trend line. (2 decimal places,no spaces) If the data is not suited to a trend line type 'none'
- 2.
**From the time series plot above, should you apply a trend line to the raw data?**- A.
Yes, it appears to have random variation only.

- B.
No, it appears to have seasonal variation that need to be deseasonalised

- C.
No, it appears to have cyclic variation that needs to be randomised

- D.
Yes, it appears to have cyclic variation

- 3.
**From the time series plot above, should you apply a trend line to the raw data?**- A.
Yes, it appears to have random variation only.

- B.
No, it appears to have seasonal variation that needs to be deseasonalised

- C.
No, it appears to have cyclic variation that needs to be randomised

- D.
Yes, it appears to have cyclic variation

- 4.
**From the time series plot above, should you apply a trend line to the raw data?**- A.
Yes, it appears to have random variation only.

- B.
No, it appears to have seasonal variation that needs to be deseasonalised

- C.
No, it appears to have cyclic variation

- D.
Yes, it appears to have cyclic variation

- 5.
**From the time series plot above, should you apply a trend line to the raw data?**- A.
Yes, it appears to have random variation only.

- B.
No, it appears to have seasonal variation that needs to be deseasonalised

- C.
No, it appears to have cyclic variation

- D.
Yes, it appears to have cyclic variation

- 6.
**From the time series plot above, should you apply a trend line to the raw data?**- A.
Yes, it appears to have random variation only.

- B.
No, it appears to have seasonal variation that needs to be deseasonalised

- C.
No, it appears to have cyclic variation

- D.
Yes, it appears to have cyclic variation

- 7.
**From the time series plot above, should you apply a trend line to the raw data?**- A.
Yes, it appears to have random variation only.

- B.
No, it appears to have seasonal variation that needs to be deseasonalised

- C.
No, it appears to have cyclic variation

- D.
Yes, it appears to have cyclic variation

- 8.