Change Score

Since educational research is commonly concerned with learning, change scores or growth scores or difference scores as they are frequently called measure differences in performance between two occasions. Problems arise in the examination of change scores and measurement on more than two occasions is now commonly employed in studies of change or growth.

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Ceteris Paribus

Ceteris paribus is a Latin phrase with the meaning of "all other things being equal".

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Central Limit Theorem

The central limit theorem is a statistical proposition that establishes that the larger the sample size, the more closely the distribution of values recorded for the sample will approach a normal distribution. This is true even if the values are not normally distributed in the population from which the sample was drawn.

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Census

In a census, data are collected from an entire population rather than from a sample drawn from that population.

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Censored Data

If a set of data is truncated in some way so that certain values are not present, representing cases that were unknown or ignored in the data collection, then the data are said to have been censored.

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About This Blog

Anything related to SPSS and statistics.
We are not statisticians, but we like to share simple things about SPSS and its usage.

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