Mathematics · Statistics
If a large sample of size n is taken from a normal population with mean μ and standard deviation σ, the 95% confidence interval for the unknown parameter μ is given by:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1x ± 1.96 σ√n✓
- 2x2 ± 1.96 σ√n
- 3x ± 1.96 σ2√n
- 4x ± 1.96 σ2n
Correct answer
x ± 1.96 σ√n
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