In a negatively skewed distribution, the peak of the distribution corresponds to which measurement(s)?
A) the mode only
B) the mean only
C) the median only
D) the mode, mean, and median
A) the mode only
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Decay theory would have the hardest time dealing with any research finding suggesting that ____
a. ?recognition memory lasts longer than recall memory b. ?memories can last a very long time, even if they have not been accessed periodically c. ?both proactive and retroactive interference are equally likely to create problems for memory retrieval d. ?explicit memories are more easily forgotten than implicit memories
Some researchers study the influence of age on the human body, others are more interested in
topics such as health and disease. How do these researchers differ in terms of their recruitment strategies and research questions? What will be an ideal response?
Which of the following best describes the difference between privacy and confidentiality?
A. Privacy refers to the data provided by the participant, whereas confidentiality refers to the participant’s personal information. B. Privacy refers to the participant’s personal information, whereas confidentiality refers to the data provided by the participant. C. Privacy refers to informed consent, whereas confidentiality refers to sharing of participant information. D. Privacy refers to sharing of participant information, whereas confidentiality refers to informed consent.
Lorenzo is conducting a research study to understand the correlation between the incidence of breast cancer and the age among women. The women in the research study are from the same ethnic background and belong to the upper middle class. Lorenzo selects 30 women for the study and then divides them into three groups based on their age. The first group consists of women aged 25-35, the second group consists of women aged 36-50, and the third group consists of women aged 51-65. Which of the following is likely to be a limitation in Lorenzo's method of research?
A. The results are likely to reflect cohort differences. B. It is likely to be time-consuming. C. The participants are likely to drop out of the research. D. It is likely to require taking multiple observations.