Mathematics · Statistics
What is the formula to calculate the arithmetic mean of a continuous series using the step-deviation method?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1∑ fxN
- 2Z = 3M - 2X̄
- 3∑ XN
- 4A + ∑ fd'N × i✓
Correct answer
A + ∑ fd'N × i
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