Statistics

Find guides and walkthroughs for performing statistical analyses in programmes such as IBM SPSS Statistics, GraphPad Prism and Microsoft Excel.

How To Test Data For Normality In GraphPad Prism

In this guide, I will show you how to perform data normality tests in GraphPad Prism. Prior to any statistical analysis, the first thing...

How To Perform T-Tests in Excel

Did you know that you can perform a T-Test in Microsoft Excel? Infact, there are quite a few ways to perform a T-Test in...

Independent (Unpaired) T-Test Assumptions

Before performing an independent (unpaired) t-test, there are five assumptions that need to be satisfied. Failure in meeting all of the assumptions can lead...

How To Perform A Chi-Square Test In SPSS

In this guide I will explain how to perform a chi-square test by using the IBM SPSS Statistics software. What is a chi-square test? A chi-square...

How To Perform A Pearson Correlation In SPSS

What is a Pearson correlation? A Pearson correlation, also known as a Pearson Product-Moment Correlation, is a measure of the strength for an association between...

How To Perform A Paired T-Test In SPSS

What is a paired t-test? A paired t-test, also known as a dependent t-test, is a statistical test used to determine if there are any...

How To Perform A Paried T-Test In GraphPad Prism

To perform a paired (dependent) T-test in GraphPad Prism you will need to enter two groups of data into separate columns. Upon opening GraphPad...
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How To Split A File In SPSS

What is the Split File command? The Split File command is used to separate the output of SPSS tests according to a group variable. The...

How To Perform A Mann-Whitney U Test In SPSS

What is a Mann-Whitney U test? A Mann-Whitney U test is a non-parametric alternative to an unpaired (independent) t-test to determine the difference between two...
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How To Perform A Non-Parametric Partial Correlation In SPSS

Partial correlations are great in that you can perform a correlation between two continuous variables whilst controlling for various confounders. However, the partial correlation...

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