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Understanding the Normal Distribution: Article
This article in the statistics series takes a closer look at the normal distribution and everything that goes with it:
- properties;
- the standard normal distribution;
- z score;
- central limit theorem.
The normal distribution is explained using examples …
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Calculating and Understanding Confidence Intervals: Article
This article takes a closer look at calculating and understanding confidence intervals. You come across a confidence interval in statistics or SPSS when you start working with samples. A sample is a representative portion of a population that we …
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SPSS Manual: Types of statistical tests
Have you just collected data for your paper or thesis via a survey or experiment and do you want to use SPSS to analyze and visualize your data? In this simple guide you will learn how to open a file, the difference between data and variable …
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Differentiation in the B-stream, a dream come true for every student
Due to the different intake options and the M-decree, the classes in the B-flow are very heterogeneous. Students need more and more attention from the teacher and differentiation is often seen as support for the weaker students. In his …
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Apollo - 50 years of the moon landing
Half a century ago, Neil Armstrong set foot on the moon. A total of twelve astronauts would be walking around on our nearest neighbor. The first moon landing kept the whole world glued to the TV set, the last flight received hardly any …
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