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Mean (Raw Data)
Instructions: Enter all the data values separated by commas, spaces, or new lines.
Example: 5, 7, 9, 10, 10, 12
Sr. No.
x
Totals
Σx =
Number of observations (n):
Mean (x̄):
Mean (with Frequency — Discrete)
Instructions: Enter each distinct value and its frequency. Click "Add Row" to add more pairs, then click "Calculate".
Value (x)
Frequency (f)
Action
x
f
f·x
Totals
Σf =
Σ(f·x) =
Total frequency (Σf):
Mean (x̄):
Mean (Class Intervals using Midpoints)
Instructions: Enter each class interval (lower & upper limit) and its frequency.
Midpoints (class marks) are computed automatically.
Lower Limit (L)
Upper Limit (U)
Frequency (f)
Action
Class
Midpoint (m)
f
f·m
Totals
-
Σf =
Σ(f·m) =
Total frequency (Σf):
Mean (x̄, using midpoints):
iNSTA
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The content is created by team of professionals from diverse fields. One is from Central Government employee who contributes purely in a personal capacity, driven by a passion for promoting quality educational resources. The other is a practicing Law with experience in academic writing and legal education. Along with many others who support this initiative, our combined expertise ensures that learning materials are accurate, insightful, and easy to understand.
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