Buprenorphine, and levomethadyl are both used to treat ______

Which of the following would most likely be set as the level of significance in a psychological experiment?

A) .005 B) .10 C) .05 D) .50

For the class interval of 20-25, the lower stated limit is _____

a. 19.5 b. 20.0 c. 25.0 d. 21.0