Follows on from ISO 2854 and puts forward notions of the type II risk, the probability of not rejecting the null hypothesis when it is false. Deals with comparison of a mean with a given value (variance known or unknown), of two means (variance known or unknown), of a variance with a given value, and of two variances, and gives sets of curves for these type II risk for a given alternative and given size of sample and to determine the size of sample to be selected for a given alternative and a given values of type II risk.
Document identifier
ISO 3494:1976
Title
Statistical interpretation of data - Power of tests relating to means and variances
ISO Category
TC 69: Applications of statistical methods
Publication date
1976-12-01
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