The greatest number of radio and television hours are dedicated to

As a rule of thumb, a measure is considered sufficiently reliable if

a. it is valid b. there is no measurement error c. at least half of the total variance is true-score variance d. its correlation is 1.00 e. true-score variance ‘ total variance

Congress can propose amendments to the Constitution with a

a. measure placed on the ballot in a federal election. b. simple majority in each chamber. c. two-thirds vote of each chamber. d. two-thirds vote of the House alone. e. two-thirds vote of the Senate alone.