Statistical analysis
Quartiles and variance.
Calculator
How to use
Interpolation
Linear between order statistics.
Educational use only. For assessments, show reasoning and check boundary cases.
Quartiles and variance.
Linear between order statistics.
Educational use only. For assessments, show reasoning and check boundary cases.
Model / formula
Quartiles + variance (linear interpolation)
Result
Q1 ≈ 3.250000 Q2 ≈ 5.500000 Q3 ≈ 7.750000 sample var ≈ 9.166667