Power is the probability that a study will reject the null hypothesis. The estimated. probability is a function of sample size, variability, level of significance, and the. difference between the null and alternative hypotheses. Similarly, the sample size. required to ensure a pre-specified power for a hypothesis test depends on variability, level of significance, and the null vs. alternative difference.
Nature of stale check. Stale check is a check that is presented to be cashed or deposited at a bank six months or more after the date it was written.
Rating Newest Oldest. Best Answer: It used to be that personal checks over 6 months old became stale-dated and would have to be reissued. That's really not the case anymore. According to Bankers Online, if someone wants to cash or deposit a check that is more than 6 months old, the paying bank can pay it or not.