Search for notes by fellow students, in your own course and all over the country.
Browse our notes for titles which look like what you need, you can preview any of the notes via a sample of the contents. After you're happy these are the notes you're after simply pop them into your shopping cart.
Title: Time Series Patterns
Description: This set of notes covers the basics of time series patterns and trends and the uses for them. I created the physical set of notes during the lecture, and transferred the material online shortly afterwards. This has been my main source of studying for the class. - Time series - Trends - Identification of trends and patterns
Description: This set of notes covers the basics of time series patterns and trends and the uses for them. I created the physical set of notes during the lecture, and transferred the material online shortly afterwards. This has been my main source of studying for the class. - Time series - Trends - Identification of trends and patterns
Document Preview
Extracts from the notes are below, to see the PDF you'll receive please use the links above
TIME SERIES PATTERNS NOTES
The objective of time series analysis is to uncover a pattern in the time series and then
extrapolate said pattern into the future
...
Measurements may be taken in any normal intervals, meaning
intervals of a day, a week, a year, etc
...
Horizontal Pattern – Exists when the data fluctuates randomly around a constant mean over
time
...
- A time series plot for stationary time series will always exhibit a horizontal pattern
with random fluctuations
...
Sales
would decline significantly during winter months like November, December, and
January
...
o Traffic during the early morning vs traffic during afternoon / evening times
Trend and Seasonal Patterns – Some time series include both trend and seasonal patterns
- Quarterly sales chart
Cyclical Pattern – A cyclical pattern exists if the time series plot shows an alternating sequence
of points above and below the trendline that lasts for more than one year
...
- Trend Cycle Effects are the combination of long term effects and cyclical effects
...
Title: Time Series Patterns
Description: This set of notes covers the basics of time series patterns and trends and the uses for them. I created the physical set of notes during the lecture, and transferred the material online shortly afterwards. This has been my main source of studying for the class. - Time series - Trends - Identification of trends and patterns
Description: This set of notes covers the basics of time series patterns and trends and the uses for them. I created the physical set of notes during the lecture, and transferred the material online shortly afterwards. This has been my main source of studying for the class. - Time series - Trends - Identification of trends and patterns