Hypothesis, p-values and type 1 error

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Description and Tags

Evidence Based Practice

6 Terms

1
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Hypothesis

A falsifiable statement or prediction of the relationship between variables to guide research.

2
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Null hypothesis

Prediction that there is no connection between the variable.

3
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Alternative Hypothesis

A prediction of a significant connection between the variables. This can be directional (1-tailed) or non-directional (2-tailed).

4
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Alpha

The criteria that is used to determine if teh difference found is statistically significant or not.

5
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p-value

Teh probability of observing the sample data assuming the null hypothesis is true.

6
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Type 1 error

False positive - rejecting a null hypotheis when there is no significant difference.