Statistics Statistics
In a normal bell curve, what three measures of central tendency are the same?
mean
median
mode
After a study's conclusion, participants were informed of the true purpose of the study. Which ethical guideline was followed?
Debrief
Sophia went to a therapist who told her that her fear of snakes is due to repressed memories of childhood trauma. Which psychological perspective is most likely to give this explanation?
Psychoanalytic/psychodynamic
Because of a scheduling error, Jessica repeated first grade six times. Researchers are looking to study the relationship between infantilization and later success. What kind of study would be conducted in this scenario?
Case Study
The _________ variable is manipulated by the researcher, while the _________ variable is measured for the results.
independent, dependent
Researchers found that their p value was .07
What does that mean for the results of their study?
They are not statistically significant
To protect the identity of Patient A, they were given the name patient A. Which ethical guideline is this?
Confidentiality
Measuring brain activity is most aligned with which psychological perspective?
Biological
How many research method(s) can prove causation? Name it/them.
1, experiment
In an experiment analyzing the effects of caffeine on test performance, Lindsey unknowingly was part of the control group. She was given a water pill instead of a caffeine pill. What is the water pill referred to as?
Placebo
What are the three measures of central tendency and the two measures of variation?
Central tendency: Mean, Median, Mode
Variation: Standard Deviation, Range
In a study, participants were given enough information so that they could make a rational decision about whether or not to participate.
Which ethical guideline is this following?
This perspective explains Ms. P's love of The Hunger Games by saying that it was really cool among her peers in middle and high school to like The Hunger Games.
Sociocultural perspective
When looking at an r value, correlation coefficient, what two factors do we need to describe?
strength, direction
Random Assignment
Find the mean, median, and mode of this set of numbers (You can use a calculator if you need to)
3,3,4,4,4,4,5,5,8,9,15
You may round if you'd like but don't have to
Mean: 5.81->6
Median: 4
Mode: 4
Pablo conducted a study on the impact of DECAdent delights on student grades. He force fed students 25 cups of DECAdent delights per day. Which ethical guideline is this violating?
No greater than usual harm
Joan instinctively goes to protect her heart whenever she is in a jousting match. Which psychological perspective could best describe her behavior?
Evolutionary
Dr. Mara insists that a patient riddled with drug abuse is still working towards improvement and helps the patient work towards self actualization. Which perspective does Dr. Mara most likely employ?
In a drug study, neither the participants nor the person distributing the pills knows who is receiving the new drug and who is receiving the fake. What is this type of research design called?
Double-Blind Study
The mean is 25 on a normal curve with a standard deviation of 5, what percentage of scores are between 15 and 35?
95%
What enables us to replicate experiments so that confidence can be increased in the reliability of the findings?
Operational Definitions
Which psychological perspective would be most interested in your actions, especially as they pertain to rewards and punishments?
Behavioral perspective
People who spend more time exercising tend to experience less depression is an example of what type of correlation?
Negative
In a study examining the effects of Crumbl cookies on the heights of vertical jumps, what would be the independent variable?