Research Methods
These factors can confuse the data in a study.
What are confounding variables?
When two variables both increase or decrease in a similar fashion
What is a positive correlation?
This is the guiding reason for obtaining informed consent
Ethics
research method for gathering data from a large, representative sample
What is a survey
This is a problem that occurs when people assume that two related variables mean one is the result of the other.
What is inferring causation?
When one variable increases the other decreases.
What is a negative (or inverse) correlation?
Time of day, hunger, and socioeconomic factors are are examples of this.
What are confounding variables?
the group to which an independent variable is applied
What is the experimental group
This is when people perceive a relationship where none exists.
What is an illusory correlation?
Measures of central tendency.
What are mean, median, and mode
APA ethical guidelines exist for this primary reason
What is protecting people from harm (physical and psychological)
The variable that is manipulated in an experiment
What is an independent variable?
Using these ensures that other researchers can understand the meaning of the data and replicate the study.
What are operational definitions?
a statistic that describes the direction and strength of the relationship between two sets of data
What is a correlation coefficient?
There is a positive correlation between murder rates and ice cream sales, concluding that one caused the other would be an error called this.
What is inferring causation?
research method that involves an intensive investigation of an individual or specific group.
What is a case study
Using this ensures that everyone has an equal probability of being included in a study.
What is a random sample?
Explaining the purpose of the study after it is done.