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Simple moving average also called SMA is the most popular indicator. It shows the average of n past values. Can be used for time series smoothing.
sma(x, n)
numeric vectors
window size
Other technical indicators: bbands, crossover, ema, roll_lm, roll_percent_rank, roll_range, roll_sd, roll_volume_profile, rsi, stochastic
bbands
crossover
ema
roll_lm
roll_percent_rank
roll_range
roll_sd
roll_volume_profile
rsi
stochastic