2720 Time Series Smoothing
- 1.Which of the cases below would appropriately smooth a data set with 5 Mean Smoothing.
- A.
Monday to Friday Sales of Bread and Milk from a Milk Bar for 5 weeks
- B.
Quarterly Sales figures for Cars at a Holden Dealership for 5 years
- C.
Weekly entry figures at the Melbourne Zoo over 5 months
- D.
Daily entry figures for the Melbourne Zoo over 5 months
- E.
Sale of pies from the school canteen over a three week period
- 2.Which of the cases below would appropriately smooth a data set with 4 Moving Median or Mean Smoothing.
- A.
Monday to Friday Sales of Bread and Milk from a Milk Bar for 4 weeks
- B.
Quarterly Sales figures for Cars at a Holden Dealership for 3 years
- C.
Weekly entry figures at the Melbourne Aquarium over 4 months
- D.
Daily entry figures for the Melbourne Aquarium over 3 months
- E.
Sale of pies from the school canteen over a 4 week period
- 3.Which of the cases below would appropriately smooth a data set with 3 Moving Median or Mean Smoothing.
- A.
Monday to Friday Sales of Bread and Milk from a Milk Bar for 3 weeks
- B.
Viewing statistics for a TV show that airs from Tuesday to Thursday night for 2 Months
- C.
Weekly entry figures at the Melbourne Aquarium over 3 months
- D.
Daily entry figures for the Melbourne Aquarium over 3 months
- E.
Sale of pies from the school canteen over a 3 week period
- 4.Which of the cases below would appropriately smooth a data set with 2 Moving Median or Mean Smoothing.
- A.
Monday to Friday Sales of Bread and Milk from a Milk Bar for 2 months
- B.
Viewing statistics for a TV show that airs on Monday and Friday night for 6 weeks
- C.
Weekly entry figures at the Melbourne Aquarium over 2 months
- D.
Daily entry figures for the Melbourne Aquarium over 2 months
- E.
Sale of pies from the school canteen over a 2 week period
- 5.A farmer shears his sheep twice a year, with one yeild being significantly higher than the other. He records his outcomes for 5 years, creating a time series plot. Which method will best smooth the data?
- A.
2 Moving Mean or Median Smoothing
- B.
3 Moving Mean or Median Smoothing
- C.
4 Moving Mean or Median Smoothing
- D.
5 Moving Mean or Median Smoothing
- 6.A property sales specialist works Friday to Sunday, for four hours each day. The display home attracts a large number of visitors, and statistics are kept on the number of inquiries generated each day. There is a significant difference in the between results over a four month period. What is the best method to smooth the data?
- A.
2 Moving Mean or Median Smoothing
- B.
3 Moving Mean or Median Smoothing
- C.
4 Moving Mean or Median Smoothing
- D.
5 Moving Mean or Median Smoothing
- 7.A property sales specialist works Monday to Thursday, for five hours each day. The display home attracts a large number of visitors, and statistics are kept on the number of inquiries generated each day. There is a significant difference in the between results over a three month period. What is the best method to smooth the data?
- A.
2 Moving Mean or Median Smoothing
- B.
3 Moving Mean or Median Smoothing
- C.
4 Moving Mean or Median Smoothing
- D.
5 Moving Mean or Median Smoothing
- 8.A property sales specialist works Monday to Friday, for four hours each day. The display home attracts a large number of visitors, and statistics are kept on the number of inquiries generated each day. There is a significant difference in the between results over a three month period. What is the best method to smooth the data?
- A.
2 Moving Mean or Median Smoothing
- B.
3 Moving Mean or Median Smoothing
- C.
4 Moving Mean or Median Smoothing
- D.
5 Moving Mean or Median Smoothing
Questions: 20 | Attempts: 1289 | Last updated: Apr 22, 2012
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