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