$$\begin{array}{l}\text { Group } 1& \text { Group } 2\\15 & 22 \\12 & 21 \\8 & 17 \\3 & 15\end{array}$$

question 73

Short Answer

$$\begin{array}{l}\text { Group } 1& \text { Group } 2\\15 & 22 \\12 & 21 \\8 & 17 \\3 & 15\end{array}$$
-Using the data above , calculate an independent t.

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Definitions:

Systematic observation

A structured method of data collection where researchers observe and record behavior or phenomena according to predefined criteria or standards.

Reliability

The degree to which an assessment tool produces stable and consistent results over repeated measures or occurrences.

Validity

See construct validity, external validity, internal validity.

Documentaries

Documentaries are a genre of film and television that provide a factual record or report on various subjects, aiming to inform or educate viewers.