single blind procedure

Question 1

what is a single blind procedure

Answer 1

pps are not told aim, or condition they are in (or if another one exists), attempts to control demand characteristics

Question 2

double blind procedure

Answer 2

neither participants or researcher knows aims, so another researcher may actually put the study to attempt to control some investigator effects (and demand characteristics)

Question 3

control groups

Answer 3

baseline measure so we can compare

compare group

Question 4

pilot studies

Answer 4

small scale version of study that takes place before real study is conducted