The True Range is a measure of volatility introduced by Welles Wilder in his book: New Concepts in Technical Trading Systems.
The True Range indicator is the greatest of the following:
TrueRange
TrueRange()
TrueRange(“OutPutStartCell”)
'High', 'Low', 'Close', and 'Volume' columns values
TrueRange
TrueRange()
TrueRange(“G2”)
TrueRange(G2)