1. A matched design might involve __________. a. couples b. twins c. the same participants completing all the conditions d. both (a) and (b) 2. The estimated standard error in a related/paired samples...

1. A matched design might involve __________.

a. couples

b. twins

c. the same participants completing all the conditions

d. both (a) and (b)

2. The estimated standard error in a related/paired samples t test is based on the standard deviation of the difference scores.

a. True

b. False

3. The df for a matched pairs design is based on the total number of participants instead of the number of pairs.

a. True

b. False