Jarque-Bera Test Calculator

Test for normality based on the difference between sample skewness and kurtosis from normal distribution values.

Sample Data

Data (comma-separated)

Significance Level (alpha)

Note: For a normal distribution, skewness = 0 and excess kurtosis = 0.

Jarque-Bera Statistic

0.5152

Fail to Reject H0: Normal

SSkewness

0.0784

KExcess Kurtosis

-1.0029

pP-Value

0.772911

cvCritical Value

5.9910

Sample Size12

Mean6.1583

Std Dev2.4351

Kurtosis (raw)1.9971

JB = (n/6) * [S^2 + (K-3)^2/4] ~ Chi-square(2)