The estimated standard deviation of the slope coefficients is influenced inversely by the standard error of the model

Under a(n) _____ contract, new union employees are paid less or receive fewer benefits than union employees with longer service or tenure.

Fill in the blank(s) with the appropriate word(s).

The mailbox rule means that:

A) Offers and acceptances must be communicated through the mail in order to be effective. B) A revocation is effective when sent. C) Offers and acceptances are effective when placed in the mail. D) A properly dispatched acceptance is effective even if the offeror never receives it.