23. In an experiment with one independent variable with 6 conditions, how many possible sequences are there, and what is the solution to this problem? a.) 39 , use complete counterbalancing. b.) 720 , use partial counterbalancing. c.) 6 , use partial counterbalancing. d.) 720 , use complete counterbalancing. 24. Which of the following is not a type of descriptive statistic? a.) Mean b.) Range. c.) Post hoc test. d.) Mode. Researchers want to find out whether the medium on which information is presented (electronic or on paper) influences people's performance on a memory task. In order to do this, the experimenter designs an experiment where 10 participants (group 1) are given a list of 50 words to memorize which are presented on an ipad- they are allowed to look at the list for 2 minutes then the list is taken from them and they are asked to list as many words that they can remember from the list. Another group of 10 participants (group 2) is given the same list of 50 words to memorize which are presented on a sheet of paper- they are also allowed to look at the list for 2 minutes then the list is taken from them and they are asked to list as many words that they can remember from the list