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Monthly Archives: May, 2022

How to Find Variance and Standard Deviation in Excel

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Variance and standard deviation are components of statistical values that are most often found in descriptive analysis. When we perform statistical software analysis, we...

How does high variance affect hypothesis testing in linear regression?

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Will a high variance value affect the statistical test on linear regression? Many questions related to this topic were Kanda Data obtained. On this...

How to Test Linearity Assumption in Linear Regression using Scatter Plot

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The linearity test is one of the assumption tests in linear regression using the ordinary least square (OLS) method. The objective of the linearity...

Multicollinearity Test and Interpreting the Output in Linear Regression

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One of the assumptions in linear regression using the ordinary least square (OLS) method is that there is no strong correlation between independent variables....

Heteroscedasticity Test and How to Interpret the Output in Linear Regression

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The objective of the heteroscedasticity test is to determine whether the variance of residuals is constant. One of the assumption tests in linear regression...
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