SOLVED

111) Which of the following is correct in distinguishing between random selection and random assignment? a. Both random selection and random assignment are used to obtain a random sample of participants that is drawn from the larger population. b. Random assignment is where every person in the population has an equal chance of being chosen to participate, and random selection is where every person in the sample has an equal chance of being selected for the experimental or control conditions. c. Random selection concerns how we initially choose participants, whereas random assignment is how we assign chosen participants into groups. d. Random assignment concerns how we initially choose participants, whereas random selection is how we assign chosen participants into groups. 112) The most important factor to ensure that one’s results apply to other people in other settings is to use a. random sampling. b. extremely large sample sizes. c. extremely small sample sizes. d. random assignment. 113) The extent to which different people who conduct an interview, or make behavioural observations, agree on the characteristics they are measuring refers to a. consistency. b. objectivity. c. interrater validity. d. interrater reliability. 114) By taking a person’s temperature several times, you gain confidence that the multiple measurements of temperature are correct. Another term for “confidence” in this situation is a. reliability b. validity c. objectivity d. subjectivity 115) The large difference in the percentages of women who admitted to extramarital affairs in the Hite Report on Love versus a Harris organization pool was most likely due to a. the use of covert versus participant observation. b. the method of sampling used in each study. c. demand characteristics. d. how the questions were worded in each study. 116) _______ represents a procedure that ensures every person in a population has an equal chance of being chosen to participate. a. Random sampling b. Random selection c. Demand characteristics d. Hawthorne sampling 117) Dr. Peese is conducting research concerning content differences between truthful and false allegations of trauma. She has three research assistants who help her code each allegation using content analysis procedures. In order to assure that the coding is consistent, Dr. Peese compares the scores from each of the coders to see how closely they are correlated. In this example, Dr. Peese is assessing a. test-retest reliability. b. internal validity. c. interrater reliability. d. construct validity. 118) The most important characteristic for a psychological measure to have is a. reliability. b. objectivity. c. readability. d. validity. 119) According to your text, the polygraph test (also referred to as the lie detector) is criticized because of its lack of a. test-retest reliability. b. interrater reliability c. placebo effects. d. validity. 120) Dr. Nick Riviera measures his students’ knowledge on the topic of memory by giving them three different quizzes over the course of 3 weeks (1 per week). He is hoping to show that student scores are largely the same from week to week. He is trying to establish the ________ of his quiz. a. reliability b. validity c. objectivity d. subjectivity