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A good experiment includes
systematic variation for one or more hypothesized causal factors
A good experiment must have an experimental group.
A control group may be useful but is not critical.
A good experiment should include a potentially confounding factor in at least one group.

Respuesta :

Answer:

systematic variation for one or more hypothesized causal factors

Explanation:

  • A good experiment includes the group that includes only the hypothesized causal factors and allows for many comparisons and includes those that are nor directly related to the hypothesis and needs to have large degrees of independent and the dependent variables.
ogorwyne

The answer to this question is option a. A good research experiment includes hypothesized variations for one or more causal factors.

In order to determine causality when carrying out a research experiment,  variation in the variable which happens to have great influence on the other variables used in the research has to be established.

A good research design

  • should be reliable
  • should be objective  
  • should be valid and
  • also be replicable

Read more on https://brainly.com/question/11186517?referrer=searchResults

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