Author: Will
How to Calculate Two-Factor ANOVA without Replication
ANOVA Two-Factor without Replication is used for a design of two factors (e.g., Factor A and Factor B) and only 1 observation in each cell. For instance, both Factor A and Factor B have two levels, leading to 4 cells...
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Difference between ANOVA Two-Factor with Replication and without Replication
You use ANOVA: Two-Factor without Replication when each cell only has 1 observation, but use Two-Factor with Replication when each cell has more than 1 observation. For instance, there are two factors, City and Chain Brand. Each has 2 levels,...
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Two-Way ANOVA: Formulas and Calculation by Hand
This tutorial will first show the formulas for Two-way ANOVA and then use an example to show how you can calculate two-way ANOVA by hand. The following depicts the conceptual framework of the variance breaking down for two-way ANOVA. Typically,...
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Two-Way ANOVA in Excel
This tutorial shows how you can do two-way ANOVA in Excel. Different from one-way ANOVA, two-way ANOVA has two independent variables. Note that, two-way ANOVA is also called two-factor ANOVA. Prepare data and hypothesis writing Suppose Brand A sells its...
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Linear Regression in Excel
This tutorial shows how you can do linear regression in Excel with examples and detailed steps. Steps of Linear Regression in Excel Step 1: Prepare data and hypothesis We want to test how consumer purchase intention can be impacted by...
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One-Way ANOVA in Excel
This tutorial shows how you can do one-way ANOVA (analysis of variance) in Excel. Note that, one-way ANOVA is also called single factor ANOVA. Steps of One-Way ANOVA in Excel Step 1: Prepare the data Suppose we would like to see whether...
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How to fix: Data Analysis not Show up in Excel
This tutorial shows how to solve the problem that data analysis does not show up in Excel. That is, you click the “Data” tap, but you can not see find “Data Analysis” module. Steps of fixing “Data Analysis” not show...
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Calculate two-sample t-test and its P-value in Excel
This tutorial shows how you can calculate two-sample t-test and its p-value in Excel. This tutorial will include detailed examples and steps. Steps of Calculating two-sample t-test and p-value in Excel Step 1: Data used for t-test The following is...
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Calculate Correlation Coefficient and P-value In Excel
This tutorial shows how you can calculate correlation coefficient and p-value in Excel. In particular, this tutorial will include data examples and calculation processes in Excel. Step 1: Data used for correlation analysis in Excel We are going to use...
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Difference between Interval and Ratio Data
The main difference between interval and ratio data lies in the presence or absence of a meaningful zero point and the nature of the numerical values. Interval Data Interval data is a type of quantitative data where the intervals between...
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