Any subgroup analysis should be one of the original research hypotheses in a study. True False

Any subgroup analysis should be one of the original research hypotheses in a study.

True

False

Expert Solution

Ansswer: False

Explanation:

All out subgroup analysis ought not to be a bit of a median scientific preliminaries crucial (speculation checking out) exam besides if the sooner likelihood for a subgroup effect being available is in any occasion 20% and preferably better than 1/2. considerably under best situations, a subgroup investigation of a immediately out issue will every now and then have extra outstanding than half genuine potential to differentiate a mild subgroup impact, and all of the greater frequently is nearer to twenty%. All in all, for an unobtrusively controlled subgroup impact (this is, 20% pressure) besides if there's a strong in advance probability (that is, 1/2), the opportunity of a wonderful subgroup impact being a proper high quality finding might be below eighty%. In any occasion, while subgroup effect energy is super (that is, 80%), to reach at a eighty% authentic advantageous side calls for earlier likelihood of 20% better than half of.

Nightingale answered 2 years ago

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