P 1 (0, 10000,5, 1);
P2 (0, 10000, 10, 1);
N(5,300,26);
P( 1, 100,20)
2. Paste the following source code into the specified interface (see the figure below).
MA 1: MA (closing, p1);
MA2: Ma (Guan,);
MID:? MA(CLOSE,N);
UPPER: MID + P/ 10*STD(CLOSE,N);
Bottom: middle P/ 10*STD(CLOSE, n);
Bollinger Band, also known as BOLL, is one of the commonly used technical indicators in the stock market, reflecting the fluctuation of stock prices.