Stock Price Standard Deviation and Normal Distribution




How to use Standard Deviation Tool

  1. Choose stock from the dropdown and click on Plot Price Distribution Button to plot the chart.
  2. The tool plots the daily price, mean price and Standard Deviation (SD) of stock price for last one year. The stocks covered belong to the FnO section on NSE and the prices represent the daily closing price.
  3. 1 SD line in the plot reprsents price 1 standard deviation (1σ) above mean price of last one year. Similarly, -1 SD line reprsents price 1 standard deviation (1σ) below mean price of last one year.
  4. 2 SD line reprsents price 2 standard deviation (2σ) above mean price of last one year. Similarly, -2 SD line reprsents price 2 standard deviation (2σ) below mean price of last one year.
  5. See the annotated plot below for more details:

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