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Homework answers / question archive / Ryerson University PSY 105 Chapter 2 1)A hypothesis in psychological research is: An idea about laws that govern mental processes and behaviours An observation of human behaviours A statement about the way variables relate Falsifiable through experiments Both c and d   A condition, event, or situation that is studied in an experiment is a: Subject   Variable Hypothesis Questionnaire None of the above   A psychologist wants to study whether caffeine intake will affect the number of words they can remember

Ryerson University PSY 105 Chapter 2 1)A hypothesis in psychological research is: An idea about laws that govern mental processes and behaviours An observation of human behaviours A statement about the way variables relate Falsifiable through experiments Both c and d   A condition, event, or situation that is studied in an experiment is a: Subject   Variable Hypothesis Questionnaire None of the above   A psychologist wants to study whether caffeine intake will affect the number of words they can remember

Psychology

Ryerson University

PSY 105

Chapter 2

1)A hypothesis in psychological research is:

    1. An idea about laws that govern mental processes and behaviours
    2. An observation of human behaviours
    3. A statement about the way variables relate
    4. Falsifiable through experiments
    5. Both c and d

 

  1. A condition, event, or situation that is studied in an experiment is a:
    1. Subject

 

    1. Variable
    2. Hypothesis
    3. Questionnaire
    4. None of the above

 

  1. A psychologist wants to study whether caffeine intake will affect the number of words they can remember. Some participants were given caffeine prior to testing, while the rest of the participants were not. All participants were then asked to remember a list of words. What is the independent variable of this study?
    1. The psychologist
    2. Whether or not the participant received caffeine
    3. The number of words recalled
    4. Participants
    5. There is not enough information to answer this question

 

  1. The meaning of the term operational definition is:
    1. A prediction of the results of an experiment
    2. A working definition of a variable that allows you to test it
    3. The number of variables in an experiment
    4. A description of the experiment procedure provided to participants prior to the experiment
    5. Both a and c

 

  1. An advantage of experimental research is that it allows researchers
    1. To have control over variables
    2. To identify cause and effect
    3. To collect data more easily
    4. Both b and c
    5. Both a and b

 

  1. Which of the following is a problem with naturalistic observation?
    1. The Hawthorne effect
    2. Demand characteristic
    3. The framing effect
    4. Lack of random sampling
    5. Both a and c

 

  1. A researcher found a correlation of -0.90 between age and aggressive scores in children. How should this result be interpreted?
    1. There is a very strong relationship between age and aggressive scores in children. As they get older, their aggressive scores increase.
    2. There is a weak relationship between age and aggressive scores in children. As they get older, their aggressive scores increase.
    3. There is a very strong relationship between age and aggressive scores in children. As they get older, their aggressive scores decrease.
    4. There is a weak relationship between age and aggressive scores in children. As they get older, their aggressive scores decrease.

 

    1. There is no relationship between age and aggressive scores in children.

 

  1. Which of the following is true about a double blind procedure?
    1. The researcher assigns participants into experimental and control groups using random assignment.
    2. The researcher knows whether a participant is in an experimental or control group, but the participant does not get this information.
    3. The participant knows whether he/she is in an experimental or control group, but the researcher does not have this information.
    4. The purpose of the procedure is to secure results of the study to ensure confidentiality.
    5. The purpose of the procedure is to prevent researchers from observing what they expected and participants from behaving in ways that confirm the researcher’s hypothesis.

 

  1. When psychologists include children in their studies, they should obtain informed consent from:
    1. The child
    2. Both the child and his/her teacher
    3. The research ethics board
    4. The child’s parents
    5. Both the child’s parents and the child

 

  1. What is a debriefing?
    1. It is a type of double blind procedure
    2. It is a form of deception in which participants are not told the true purpose of the study
    3. It is information given to participants at the end of the study about possible future studies
    4. It is full information given to participants at the end of the study and an opportunity for participants to ask any questions about the study
    5. It is a session at the end of the study to alleviate participants’ stress

 

 

 

 

 

 

 

 

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