One-Sample T-Test
t = (x̄ - μ) / (s / √n)
When to Use
- Testing if a sample mean differs from a known population mean
- When population standard deviation is unknown
- Sample size is small (though works for any size)
T-Test Calculator
One-sample t-test: determine whether a sample mean differs significantly from a population mean.
T-Statistic
0
Degrees of Freedom
0
Approx. p-value (two-tailed)
—
Standard Error
0
Significant?
—
Interpretation
Confidence Interval
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