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Type I error

the error of rejecting the null hypothesis when it is in fact true. Investigators make this error when they believe they have detected an effect or a relationship that does not actually exist. The projected probability of committing a Type I error is called the significance level or alpha (α) level. Also called alpha error; rejection error.

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Psychology term of the day

December 7th 2024

career choice

career choice

the selection of a vocation, usually on the basis of such factors as parental guidance, vocational guidance, identification with admired figures, trial or part-time jobs, training opportunities, personal interests, and ability tests.