If the critical values for a hypothesis test occur where 2.5% of the distribution is in each

Question:

If the critical values for a hypothesis test occur where 2.5% of the distribution is in each tail, what are the cutoffs for z?

Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...