10.6 - Seasonal Models: SARIMA and SARIMAX
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Practice Questions
Test your understanding with targeted questions
What does SARIMA stand for?
💡 Hint: Think about autoregressive components in time series.
True or False: SARIMAX allows the incorporation of external variables into the forecast.
💡 Hint: Recall how SARIMAX extends SARIMA.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does the 's' in the SARIMA parameters refer to?
💡 Hint: Think about the frequency of seasonal patterns.
True or False: SARIMAX is limited to only seasonal components.
💡 Hint: Consider the definition of SARIMAX.
1 more question available
Challenge Problems
Push your limits with advanced challenges
You are tasked with forecasting quarterly sales for a clothing store that experiences spikes during the holiday season and also has data on local economic indicators. Which model would you choose—and why?
💡 Hint: Consider the need for capturing seasonality and utilizing external data.
What process would you undertake to determine the best p, d, q, P, D, and Q values for a SARIMAX model?
💡 Hint: Think about the steps needed for fine-tuning a forecasting model based on empirical analysis.
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