Please assist I am on a timer please answer all question

11. Which of the following one is NOT an advantage of case study method? (3 pts)

a) Case studies focus on only one individual or one thing, which enables a very close examination and the collection of a great deal of detailed data.

b) There is simply no other way to get a richer account of what is occurring than through a case study.

c) The notes you record in your log or journal may accurately reflect reality, but it is only one reality.

d) While case studies do not necessarily result in hypotheses being tested, they suggest directions for further study.

12. is concerned with accuracy, or how trustworthy the source is as a true reflection of what occurred. (3 pts)

a) External criticism b) Internal criticism

c) Authenticity d) none of the above

13. Which of the following one is NOT a general category of research designs? (3 pts)

a) Pre-experimental b) Post-experimental

c) True experimental d) Quasi-experimental

14. Which of the following one is NOT right about true experimental designs? (3 pts)

a) True experimental designs include all the steps in selecting and assigning subjects in a random fashion, plus a control group.

b) True experimental designs are so powerful is that they all have random selection of participants, random assignment of treatments, and random assignment to groups.

c) Any differences observed at the end of the experiment must be due to the treatment because all other explanations have been taken into account.

d) The most apparent characteristic is that pretest must be included in the control group and the experimental group.