ACRP CCRP EXAM QUESTIONS WITH
CORRECT ANSWERS
Transformation /of /Variables /- /correct /answer(s) /✔✔ /the /replacement /of /a /variable /by /a
/function /of /that /variable: /for /example, /replacing /a /variable /x /by /the /square /root /of /x /or /the
/logarithm /of /x. /In /a /stronger /sense, /a /transformation /is /a /replacement /that /changes /the
/shape /of /a /distribution /or /relationship.
Parallel /Design /- /correct /answer(s) /✔✔ /Subjects /are /randomized /to /2 /or /more /tx /groups
/simultaneously
Crossover /Design /- /correct /answer(s) /✔✔ /Subjects /are /randomized /to /a /sequence /of
/treatments /(like /Abbott) /example: /treatment /A, /then /treatment /B
Pre-Post /Design /- /correct /answer(s) /✔✔ /participants /are /measured /on /the /dependent
/variable /before /and /after /an /intervention
Factorial /Design /- /correct /answer(s) /✔✔ /Two /or /more /treatments /are /evaluated
/simultaneously /(varying /combinations /of /treatments) /to /study /interaction /effects
Type /I /Error /- /correct /answer(s) /✔✔ /mistaken /rejection /of /the /null /hypothesis
Type /II /Error /- /correct /answer(s) /✔✔ /failing /to /reject /a /false /null /hypothesis
Covariate /- /correct /answer(s) /✔✔ /Independent /variable /that /can /affect /the /outcome /of /a
/trial, /but /is /not /of /direct /interest. /Ex: /age, /gender
CORRECT ANSWERS
Transformation /of /Variables /- /correct /answer(s) /✔✔ /the /replacement /of /a /variable /by /a
/function /of /that /variable: /for /example, /replacing /a /variable /x /by /the /square /root /of /x /or /the
/logarithm /of /x. /In /a /stronger /sense, /a /transformation /is /a /replacement /that /changes /the
/shape /of /a /distribution /or /relationship.
Parallel /Design /- /correct /answer(s) /✔✔ /Subjects /are /randomized /to /2 /or /more /tx /groups
/simultaneously
Crossover /Design /- /correct /answer(s) /✔✔ /Subjects /are /randomized /to /a /sequence /of
/treatments /(like /Abbott) /example: /treatment /A, /then /treatment /B
Pre-Post /Design /- /correct /answer(s) /✔✔ /participants /are /measured /on /the /dependent
/variable /before /and /after /an /intervention
Factorial /Design /- /correct /answer(s) /✔✔ /Two /or /more /treatments /are /evaluated
/simultaneously /(varying /combinations /of /treatments) /to /study /interaction /effects
Type /I /Error /- /correct /answer(s) /✔✔ /mistaken /rejection /of /the /null /hypothesis
Type /II /Error /- /correct /answer(s) /✔✔ /failing /to /reject /a /false /null /hypothesis
Covariate /- /correct /answer(s) /✔✔ /Independent /variable /that /can /affect /the /outcome /of /a
/trial, /but /is /not /of /direct /interest. /Ex: /age, /gender