औसत इनसिडेंस की गणना

# Select the income and target columns
basetable_income = basetable[["____","____"]]

# Group basetable_income by income
groups = basetable_income.____("____")

# Calculate the target incidence and print the result
incidence = groups["____"].agg(Incidence = '____').reset_index()
print(incidence)