Z-score oscillator measures how far a data point is from the mean, displaying whether it's above or below the average.
Day traders use the Z-score to spot potential entry and exit points by measuring how far a stock's price deviates from its historical average. It helps identify when a stock is "overbought" (high positive Z-score) or "oversold" (low negative Z-score), signaling possible price reversals.
Key points:
https://www.thetatrend.com/z-score-an-indicator-to-define-overbought-and-oversold-thinkscript/
https://www.google.com/search?q=zsc...cABAdoBBggBEAEYCdoBBggCEAEYCA&sclient=gws-wiz
Day traders use the Z-score to spot potential entry and exit points by measuring how far a stock's price deviates from its historical average. It helps identify when a stock is "overbought" (high positive Z-score) or "oversold" (low negative Z-score), signaling possible price reversals.
Key points:
- Identifying Price Deviations: The Z-score converts price data into standard deviations, with larger values showing stronger deviations from the average.
- Mean Reversion Strategy: Traders buy when a stock is oversold (low Z-score) and sell when overbought (high Z-score), aiming for the price to return to its average.
https://www.thetatrend.com/z-score-an-indicator-to-define-overbought-and-oversold-thinkscript/
Ruby:
#Computes and plots the Zscore
#Provided courtesy of ThetaTrend.com
#Feel free to share the indicator, but please provide a link back to ThetaTrend.com
declare lower;
input price = close;
input length = 20;
input ZavgLength = 20;
#Initialize values
def oneSD = stdev(price,length);
def avgClose = simpleMovingAvg(price,length);
def ofoneSD = oneSD*price[1];
def Zscorevalue = ((price-avgClose)/oneSD);
def avgZv = average(Zscorevalue,20);
#Compute and plot Z-Score
plot Zscore = ((price-avgClose)/oneSD);
Zscore.setPaintingStrategy(paintingStrategy.HISTOGRAM);
Zscore.setLineWeight(2);
Zscore.assignValueColor(if Zscore > 0 then color.green else color.red);
plot avgZscore = average(Zscorevalue,ZavgLength);
avgZscore.setPaintingStrategy(paintingStrategy.LINE);
#This is an optional plot that will display the momentum of the Z-Score average
#plot momZAvg = (avgZv-avgZv[5]);
#Plot zero line and extreme bands
plot zero = 0;
plot two = 2;
plot negtwo = -2;
zero.setDefaultColor(color.black);
https://www.google.com/search?q=zsc...cABAdoBBggBEAEYCdoBBggCEAEYCA&sclient=gws-wiz
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