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@rsalaza4
Created May 10, 2022 16:48
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# Rule 2 - Lower
for i in range(2,len(df_grouped)+1):
if df_grouped["x_bar"][i] < df_grouped["-2s"][i] and df_grouped["x_bar"][i-1] < df_grouped["-2s"][i-1]:
R2_lower.append(False)
else:
R2_lower.append(True)
# Rule 2 - Upper
for i in range(2,len(df_grouped)+1):
if df_grouped["x_bar"][i] > df_grouped["+2s"][i] and df_grouped["x_bar"][i-1] > df_grouped["+2s"][i-1]:
R2_upper.append(False)
else:
R2_upper.append(True)
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