📘 DESCRIPTIVE STATISTICS
STEP DEVIATION METHOD
Most Important Exam Problems
Solved Step by Step
University Exam Oriented
For:
BSc · BCom · Engineering (First Year)
Prepared by:
TeacherFrank10
, EXERCISE 1 – STEP DEVIATION METHOD (BASIC)
Question
Calculate the mean using the step deviation method.
Class f
0–10 6
10–20 10
20–30 14
30–40 8
40–50 2
Step 1: Class marks (x)
Class f x
0–10 6 5
10–20 10 15
20–30 14 25
30–40 8 35
40–50 2 45
STEP DEVIATION METHOD
Most Important Exam Problems
Solved Step by Step
University Exam Oriented
For:
BSc · BCom · Engineering (First Year)
Prepared by:
TeacherFrank10
, EXERCISE 1 – STEP DEVIATION METHOD (BASIC)
Question
Calculate the mean using the step deviation method.
Class f
0–10 6
10–20 10
20–30 14
30–40 8
40–50 2
Step 1: Class marks (x)
Class f x
0–10 6 5
10–20 10 15
20–30 14 25
30–40 8 35
40–50 2 45
