Compléter Summative assessment principlesVersion en ligne Fill in the gaps with a word to complete the definition. par María Guadalupe Diez Sánchez 1 proves value measure measures extent amount Validity refers to the to which a test what it is supposed to . 2 occasions quantity students items consistency scores Reliability refers to the of test when administered on different . 3 aspect ratio user friendly effective cost Practicality refers to the - of a test . 4 correspondence world contents sources language features Authenticity refers to the of tested to the real of English . 5 effects teaching evidence learning testing actual Washback refers to the of the test on the - process .