(Prob set ch11 Q2&4) Please answer all questions in the image. For question 2A, the answer options are (please indicate which option correctly completes the sentence): uses a related sample(matched subjects)/ doesn't use a related sample/ uses a related sample (repeated-measures). For question 2B, the answer options are the same as well. Please answer all questions. A total of 5 answers will be needed.

2. Identifying related samples For each of the following research ecenanos, decide whether the design uses a related sample. If the design uses a related sample, identify whether it uses matched-subjects or repeated-measures. (Note: Researchers can match subjects by matching particular characteristics, or, in some cases, matched subjects are naturally paired, such as siblings or married couples.) You are interested in a potential treatment for compulsive hoarding. You treat a group of 50 compulsive hoarders and compare their scores on the Hoarding Seventy Scale before and Ster the treatment. You want to see if the treatment will lead to lower hoarding scores. The design ms by which loneliness may have deleterious effects on health. He compared the sleep quality of a rand participants periments study of the following are true for both a ised to compare two treatment conditions? Check all that apply. @ If the researcher has n number of participants to us the same n a repeated- measures experiment or in a match The researcher must comp The researcher computes d They both use the same $ stat For a repeated-mea study