Pandas-এ basic descriptive statistics খুব common।
df["salary"].mean()
df["salary"].median()
df["salary"].mode()
df["salary"].std()
df["salary"].var()
df["salary"].min()
df["salary"].max()
Useful summary:
df["salary"].describe()
Output:
count
mean
std
min
25%
50%
75%
max
Interview Tip
Dataset হাতে পেলেই শুধু mean দেখবেন না।
Check:
Missing values
Quantiles
Min/max
Distribution
Outliers
Unique counts