Seasonality in time-series data is caused due toSelect one:a. Changes in macro-economic factors such as recession, unemployment, and so onb. Festivals and customs in a societyc. Random events that occur over a period of timed. Changes in customer behaviour driven by new products and promotions

What is the difference between a trend, a cycle and a seasonal pattern? (30–100 words)

When seasonality is caused by aggregation in children in schools we call it:1 pointEnvironmentally forced seasonalityBehaviorally-associated seasonalityTerm-time forced seasonalityEnvironmentally forced seasonality and term-time forced seasonalityTerm-time forced seasonality and behaviorally-associated seasonality

Fluctuations in the business cycle is due to?  A. Changes in government policies and regulations.  B. Shifts in consumer preferences and tastes.  C. business investments  D. regular fluctuations in stock market prices.

A retail company collects sales data at its stores on a daily basis. The shops open 7 days per week. They have found by plotting the data that sale figures on Saturday and Sunday are higher than other days of the week. If they would like to fit a time series regression model with trend and seasonality components, how many seasonal dummies do they need to create? [Answer as an integer]

All but one of the following are characteristics of short-term economic fluctuations. Which is the exception?Group of answer choicesExpansions and recessions are felt throughout the economyDurable-goods industries are more sensitive to short-term fluctuations than service and non-durable industriesRecessions occur at regular and predictable intervalsUnemployment rises during recessionsNone of the above