The Mean, the Median and the Mode

The Mean, the Median and the Mode

The Mean, the Median and the Mode are the most common measures of central tendency, used to describe the center of a ...
Box and Whisker Plot

Box and Whisker Plot

The Box and Whisker Plot, or also known as Box-plot, is a type of graphical depiction of a sample, that provides easy ...
How to Compute Z-Scores

How to Compute Z-Scores

Assume that (X) has a normal distribution, with mean (mu) and standard deviation (sigma). This is typically written ...
Qualitative Data Analysis

Qualitative Data Analysis

Qualitative data analysis refers to one form of systematic analysis of data for the purpose of increasing knowledge ...
Hypothesis Testing (Part 1)

Hypothesis Testing (Part 1)

Hypothesis testing represents a very important part of Statistics, and it is usually misunderstood in terms of the the ...
Hypothesis Testing (Part 2)

Hypothesis Testing (Part 2)

Null Hypothesis Now it is time to talk a bit about the null hypothesis. We said that the main idea of hypothesis ...
Statistics Tutorials – Z Scores

Statistics Tutorials – Z Scores

Assume that (X) has a normal distribution, with mean (mu) and standard deviation (sigma). This is typically written ...
Properties of the Standard Normal Distribution

Properties of the Standard Normal Distribution

The normal distribution probability is specific type of continuous probability distribution. A normal distribution ...



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