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Using iNZight to compare multiple variables
Input the data as per normal
Hold down CTRL to select multiple data variables
then 'Compare Series'
For each variable a Raw data graph with smoothed trend line, and seasonal effects are graphed with the same time.
The raw data graph also has 'trend + seasonal' (the hard to see green line) This shows what data values may be above or below average, and by how much.
Discuss what you notice about the comparative data series - similarities, differences, possible relationships, reasons, causes, links etc
Discuss and compare the Trend Lines.
Discuss and compare the Estimated Seasonal Effects (red line) and the Individual Seasonal Effects for each cycle (gray lines)
The following graphs were generated from the data set VisitorsNatNZTS9
How would visitor numbers to NZ compare between European countries?
How would visitor numbers to NZ compare between Asian countries?
How would visitor numbers to NZ compare between Europe and Asia?
How would visitor numbers to NZ compare between USA & Canada?
How would visitor numbers to NZ compare between USA & Canada?
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