How is Jarque-Bera calculated?
The formula for the Jarque-Bera test statistic (usually shortened to just JB test statistic) is: JB = n [(√b1)2 / 6 + (b2 – 3)2 / 24].
How does EViews show descriptive statistics?
To carry out the test, simply double click on the series and select View/Descriptive Statistics & Tests/Empirical Distribution Tests… from the series window.
How do you calculate Jarque Bera in Excel?
Use the following steps to perform a Jarque-Bera test for a given dataset in Excel….Jarque-Bera test in Excel
- Step 1: Input the data. First, input the dataset into one column:
- Step 2: Calculate the Jarque-Bera Test Statistic. Next, calculate the JB test statistic.
- Step 3: Calculate the p-value of the test.
What is p-value in Jarque Bera test?
The test p-value reflects the probability of accepting the null hypothesis. If it’s too low then you reject it. You must set the confidence level, for instance α=5%, then reject the null if p-value is below this α. In your case p-value is over 50%, which is too high to reject the null.
What is the null hypothesis for Jarque Bera test?
The null hypothesis is a joint hypothesis of the skewness being zero and the excess kurtosis being zero. Samples from a normal distribution have an expected skewness of 0 and an expected excess kurtosis of 0 (which is the same as a kurtosis of 3).
How do you read a normality test?
If the Sig. value of the Shapiro-Wilk Test is greater than 0.05, the data is normal. If it is below 0.05, the data significantly deviate from a normal distribution.
How do you interpret descriptive analysis?
Interpret the key results for Descriptive Statistics
- Step 1: Describe the size of your sample.
- Step 2: Describe the center of your data.
- Step 3: Describe the spread of your data.
- Step 4: Assess the shape and spread of your data distribution.
- Compare data from different groups.
How do I calculate normality in Excel?
Normality Test Using Microsoft Excel
- Select Data > Data Analysis > Descriptive Statistics.
- Click OK.
- Click in the Input Range box and select your input range using the mouse.
- In this case, the data is grouped by columns.
- Select to output information in a new worksheet.