Parametric Assmuptions

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4 Terms

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What are assumptions in parametric tests?

All parametric tests assume some certain characteristics about the data

2
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What happens if data breaches/violates the assumptions?

It leads to incorrect conclusions and interpretation of the results

3
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What do the set of assumptions depend on?

The statistical analysis undertaken

4
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What are the common parametric assumptions?

  • Data is continuous (ratio/interval)

  • Data to have normal distribution (symmetrical shape)

  • Data to have homogeneity of variance (spread of data)