A double array where the first term is the traded high on the most recent period, the second terms is the traded high of the previous periods and so on.
low
A double array where the first term is the traded low on the most recent period, the second terms is the traded low of the previous periods and so on.
open
A double array where the first term is the traded open on the most recent period, the second terms is the traded open of the previous periods and so on.
close
A double array where the first term is the traded close on the most recent period, the second terms is the traded close of the previous periods and so on.
Return Value
A double array where the first term is the average price of the asset on the most recent period considered, the second term is the average price on the period before that and so on.
Remarks
The Average price
for a period is just the average of the high, low, open and close of that trading period.