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.
are checks that have reached a specific age from date of issue (e.g., one year from. the date of issuance), and have not been presented for payment to a financial institution and subsequently. drawn from the Medicare trust funds. Additionally, once a check has been stale dated and is no longer.