Shapiro-Wilk Test Calculator
Test whether sample data comes from a normally distributed population.
Sample Data
Note: The Shapiro-Wilk test is most reliable for sample sizes between 3 and 50.
Shapiro-Wilk W Statistic
0.9926
Fail to Reject H0: Normal
pP-Value
0.999992
cvCritical Value
0.8690
g1Skewness
-0.0265
g2Kurtosis
-1.3499
Sample Statistics
Sample Size10
Mean5.4600
Std Dev1.9823
Z-Score-4.2374
Interpretation
W is close to 1, suggesting data is approximately normal.
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Editorial Note
MyCalcBuddy Editorial Team
This page is maintained as an educational calculator reference.
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Formula Source: Standard Mathematical References
by Various
🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.