A-B-A-B design could provide the most valid non intervention measure with demonstration of experimental control.
In statistics, the experimental design, also known as the design of experiment (DOE), is described as the layout of an information-gathering experiment in which a variation may or may not be present. Typically, controlled experiments use this phrase. In order to make the results more reliable, these tests minimize the impacts of the variable. In this design, a group of people, plants, animals, etc. may participate in an experimental unit's procedure.
Pre-experimental research designs are the most straightforward kind of experimental research designs in statistics. Following the identification of some factors as causes and effects, a group or groups are kept under observation in this method. Typically, this approach is used to determine whether the targeted group need additional research. This is the reason why this procedure is regarded as being economical.
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It was for children that could be engaging in illegal drug use. So they made it to help them find different ways to say no
It was developed to relieve the symptoms of B- Seasonal Affective Disorder.
Restrictions on human trafficking.
Answer:
In this answer I will talk about which are the main economic sectors of Chile
Explanation:
Chile's main economic sectors are:
- The silvoagropecuario sector,
- The commerce sector,
- The construction sector,
- The hotels and restaurants sector,
- The manufacturing industry sector,
- The mining sector,
- The fishing sector and;
- The transport, storage and communications sector.
