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Statistics

29.03.23 Estimation Time to read: 6min

Standard Error – How to Calculate and Report It

In statistics, the standard error is used to demonstrate the potential difference between the average within a population compared to the average of a...

23.03.23 Types of ANOVAs Time to read: 7min

Two-Way ANOVA — Definition & When to Use It

Two-Way ANOVA is a statistical technique used to analyze the effects of two independent categorical variables on a continuous dependent variable. Two-Way ANOVA– In a...

22.03.23 Types of ANOVAs Time to read: 5min

One-Way ANOVA – When and How to Use It with Examples

ANOVA, known in full as, Analysis of Variance, is a statistical test that helps researchers discover and analyze the differences of the mean values...

18.03.23 Types of chi-square Time to read: 5min

Chi-Square Tests (X2) – Types and Examples

Chi-square tests are used to test hypotheses on the distribution of observations. Various types of chi-square tests are used to determine if your data...

17.03.23 Levels of measurment Time to read: 5min

Levels of Measurement – Meaning & Examples

Levels of measurement is a classification system used in scientific research, to describe the nature of variables in data sets. In this article, you will...

16.03.23 Types of distributions Time to read: 5min

T-Distribution – Definition and How to Use It

The t distribution in statistics is an alternative to the normal distribution used when sample sizes are small. It allows for the estimation of...

26.02.23 Regression Time to read: 5min

Multiple Linear Regression – Definition and Calculations

Several independent variables are always connected to the dependent variable (y) of concern. If this correlation can be calculated, it could allow us to...

24.02.23 Types of distributions Time to read: 6min

Standard Normal Distribution – Explanation With Examples

The standard normal distribution is a mathematical term that relates to a special type of normal distribution. In this article, you will discover what standard...

12.02.23 Parameters & test st... Time to read: 5min

Parameter vs Statistic — What Is the Difference?

Parameter and statistic are terms used to determine sample sizes. Statistics are numbers showing the properties of samples, while parameters describe the characteristics of...

09.02.23 Effect size Time to read: 6min

Coefficient of Determination (R²) — Definition & Interpretation

The coefficient of determination (R²) is a statistical measure that shows the proportion of variation in a dependent variable explained by an independent variable....

07.02.23 Hypothesis testing Time to read: 5min

The P-Value – Definition & Examples

A p-value, also known as a probability value, is a digit that defines how probable you are to find a certain set of outcomes...

31.01.23 Hypothesis testing Time to read: 6min

Statistical Significance – Everything You Need to Know

Academic disciplines that rely significantly on analyzing data and research, like mathematical and scientific studies, use statistical significance.1 A research result is considered statistically...

30.01.23 Measures of central tend... Time to read: 5min

Geometric Mean – Formula, Calculations & Examples

With the aid of measures of central tendencies, mathematicians and statisticians may create the summary that shows the values over the whole data set....

27.01.23 Types of distributions Time to read: 6min

Poisson Distribution – Formula, Graphs & Examples

Poisson Distribution – In a Nutshell Used by statisticians to describe particular types of discrete probability distributions, the Poisson distribution is commonly used to describe...

27.01.23 Measures of variability Time to read: 5min

Interquartile Range – Calculations & Graphs

Used to describe where the central portion of a given set of data lies compared to its extremes, the interquartile range is widely used...

15.01.23 Estimation Time to read: 5min

Confidence Interval – Formula & Examples

A confidence interval is an estimate in statistics drawn from a sample population to evaluate the overall population value. This type of measurement is...

14.01.23 Hypothesis testing assum... Time to read: 5min

Skewness – Definition, Types & How to calculate It

When taking a statistics course, you'll come across the term skewness, which is vital in calculations and real-life applications. This article discusses the three...

07.01.23 Types of distributions Time to read: 6min

The t Table in Statistics — Tutorial with Examples

The t table in statistics contains critical t distribution values. This article discusses the t table, also referred to as the t distribution table,...

03.01.23 Hypothesis testing Time to read: 4min

Null Hypothesis and Alternative Hypothesis – Definition & When to Use Them

Null and alternative hypotheses are important parts of scientific papers and in college projects involving psychological research or data analysis. This article explains how to...

02.01.23 Measures of central tend... Time to read: 5min

Median – Tutorial, Calculations & Examples

The median is an average of a set of numerical data. As opposed to mean or mode averages, this type of average is calculated...

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