Psychology Vocabulary Quiz
Preview:
a research method in which an investigator manipulates one or more factors (independent variables) to observe the effect on some behavior or mental process (the dependent variable). By random assignment of participants, the experiment aims to control for other relevant factors
A. Placebo effect
B. Mode
C. Experimental group
D. Experiment
a phenomenon in which participants alter their behavior as a result of being part of an experiment or study
A. Measures of variation
B. Hawthorne effect
C. Normal distribution curve
D. Placebo effect
an ethical principle the research participants’ identity and information remain private in any research study
A. Confidentiality
B. Overconfidence
C. Theory
D. Validity
when patients given a placebo treatment will have a perceived or actual improvement in a medical condition
A. Random assignments
B. placebo effect
C. placebo
D. Replicate
the most frequently occurring score(s), in a distribution
A. mean
B. median
C. mode
D. range
type of descriptive statistic that is a single value that attempts to describe a set of data by identifying the central position within that set of data. These measures include mean ,median, and mode
A. Naturalistic observations
B. Measure of central tendency
C. Measure of variation
the post experimental explanation of a study, including its purpose and any deceptions, to its participants
A. Descriptive statistic
B. Hawthorne effect
C. Debrief
D. Median
in an experiment, the group that is not exposed to the treatment: contrast with the experimental group ad serves as a comparison for evaluation the effects of the treatment
A. Debrief
B. Experimental group
C. Control group
D. Inferential statistics
a statistical index of the relationship between two things (from -1 to +1)
A. Experimental group
B. Statistical significance
C. Correlation coefficient
D. Inferential statistics
in an experiment, the group that is exposed to the treatment, that is, to one version of the independent variable
A. Statistical significance
B. Experimental group
C. Inferential statistics
D. Measure of central tendency
the arithmetic average of a distribution, obtained by adding the scores then dividing by the number of scores
A. Range
B. Mode
C. Median
D. Mean
established by the A.P.A, guidelines that outline what s acceptable and unacceptable for treatment of participants in research studies
A. Range
B. Ethics
C. Skewed distribution
D. Theory
refers to how spread apart the scores of the distribution are or how much the scores vary from each other. There are four major measures of variability, including the range, interquartile range variance, and standard deviation
A. Measure of central tendency
B. Measures of variation
C. Null hypothesis
D. Operational definitions
the middle score in a distribution, half the scores are above it and half are below it
A. mean
B. range
C. median
D. mode
When the researcher himself alters or changes the result of the study. For example, a teacher studying differences in math skills between boys and girls might spend more time teaching boys because he/she believes that boys are better at math
A. Operational definitions
B. Overconfidence
C. Observer bias
D. Random sample
