Visual stats software perform hypothesis test to compare variances of two samples

Visual stats: Two samples enable user to compare variances

Introduction

Quick Start Tutorial

->>	Functions
->>	Operations
->>	Parameters
->>	Syntax
->>	Priority Of Operations And Functions

Menus & Toolbar

Stats

->>	Probability
->>	Descriptive Statistics Summary
->>	Frequency Analysis

Compare Means

Compare Variables

Variance Analysis

Regression

->>	Univariate Linear Regression
->>	Multivariate Linear Regression
->>	Curve Fitting
->>	Nonlinear Curve Fitting

Two Samples

The Main Steps Of Operation:

To compare the variances of two variable values, following these steps:

Input your data in Data Editor.
Select Stats -> Hypothesis Tests -> Compare Variances -> Two Samples... from the menus.
Select test variable and grouping variable in Compare Variances: Two Samples dialogbox, input confidence value in Confidence field, and click OK button.

Outputs:

Outputs include F(F value) and sig(significance of F). If the value of sig is lower to significance level, then null hypothesis is rejected.