Quartiles
-
Ungrouped
Data
Method	Quartile
1	Quartile
2	Quartile
3
Weighted
Average
at
Xnp
20.000000	22.000000	25.000000
Weighted
Average
at
X(n+1)p
20.000000	22.000000	25.000000
Empirical
Distribution
Function
20.000000	22.000000	25.000000
Empirical
Distribution
Function
-
Averaging
20.000000	22.000000	25.000000
Empirical
Distribution
Function
-
Interpolation
20.000000	22.000000	25.000000
Closest
Observation
20.000000	22.000000	25.000000
True
Basic
-
Statistics
Graphics
Toolkit
20.000000	22.000000	25.000000
MS
Excel
(old
versions)
20.000000	22.000000	25.000000
Observations	900
