Time Series Analysis

This time series plot is an example of:

• An increasing trend

• Seasonal variation

• A decreasing trend

• A structural change

This time series plot is an example of:

• Seasonality

• An increasing trend

• Irregular variation

• Cyclical variation

This time series plot is an example of:

• An increasing trend

• Multiple trends

• A decreasing trend

• A hipster trend

This time series plot is an example of:

• Seasonality

• Cyclical variation

• A decreasing trend

• Structural Change

This time series plot is an example of:

• Cyclical variation

• Irregular change

• Seasonality

• Multiple trends

Which one of the following statement BEST describes the time series plot for the period shown?

• It shows no trend and no change in variability

• It shows increasing linear trend with constant variability

• It shows increasing trend with decreasing variability

• It shows increasing linear trend with increasing variability

The time series plot has

• no trend

• seasonality only

• an increasing trend with seasonality

• an increasing trend only

Which of the following is most likely to apply to the time series plot below?

• a positive secular trend

• a seasonal variation

• a cyclic pattern

• a random variation

The sales of a new popular ice-cream flavour in a beach resort. Choose the true statement.

• positive secular trend

• seasonal pattern

• cyclic pattern

• random pattern

The number of daily births in a particular country hospital over a period of 10 days.

• negative secular trend

• seasonal pattern

• cyclic pattern

• random pattern