1) The median of Normal Distribution corresponds to the value of ZZ equal to 1- 0 2- 0.5 3- 1 4- Mean - 2) If a hypothesis is rejected at the 5% level of significance,it 1- will be always be rejected at the 1% level 2- will be always be accepted at the 1% level 3- will never be tested tested at the 1 level 4- may be rejected or not at the 1% level