Statistics
Research Methods
Unit 1
Unit 2
Unit 3
100
The amount of students who wear sweatshirts increase as the temperature decreases. What type of correlation is this?
negative.
100
When a researcher has to tell you enough information for you to participate in the study.
informed consent.
100
Areas of the brain that affect language are typically located in which cerebral hemisphere?
Left
100
Is linear perspective a binocular or monocular depth cue?
Monocular
100
What concept best explains taste aversion?
Biological preparedness
200
12,3,3,4,8
Researchers collect data from 5 participants about the number of times they detected pressure applied to the back of their knee. The data are presented in the number set. What is the mean of the set of numbers?
6
200
A researcher wants to explore whether a new treatment for muscular sclerosis is effective. What is the best way to ensure that results of a study are generalizable to a population?
Random selection from that population
200
Which stage of the sleep cycle is referred to as "paradoxical"?
REM
200
When Cory is given a logic problem to solve, he systematically tries every possible solution until he finds the correct answer. Cory’s strategy is to use what?
An Algorithm
200
Which reinforcement schedule produces a scalloped graph?
fixed interval
300
Which of the following coefficient correlations express the strongest relationship between two variables? -.91, -.71, -.32, +.8, +.908
-.91
300
Ms. Harrison asks students in her psychology class to record how many hours of sleep they get every night and what they eat for breakfast. When the class looks at the data, they find that the fewer hours of sleep they get, the more they eat for breakfast. Name a limitation of self-report research.
Social desirability bias
300
Explain how a reuptake inhibitor works
It stops the nuerotransmitters from being reabsorbed into the neuron that released them, keeping them in the synapse for a longer period
300
What is the difference between implicit and explicit memory?
implicit: unconscious or automatic
explicit: requires conscious thought
300
the Smiths trained their dog not to leave their yard by using an invisible fence that delivers low level shocks if the dog passes it. What type of operant conditioning is this?
Positive punishment
400
Dr. Sosa administers the first exam to all his introductory psychology students, which amounts to 250 students total.
The mean for the first exam was 75%. The grades for Dr. Sosa’s classes are distributed as shown below.
Dr. Sosa concludes the students in his class are achieving appropriate mastery of the material. Why is this conclusion invalid?
The distribution is postively skewed
400
A researcher evaluated over 300 studies where algorithms were used to predict the future of the stock market. This
study determined that Algorithms accurately predicted the stock market within three percentage points on average. These findings were later provided to individuals who follow the market to inform them about when to sell or buy stocks. What is the research technique described?
Meta-analysis
400
Name all 6 types of taste
sweet
sour
salty
bitter
umami
oleogustus
400
Why do people forget information? list 2 reasons
encoding failure, retrograde/anterograde amneisa, forgetting, failure to retrieve information
400
Cognitive maps were used by Tolman to demonstrate ______.
Latent learning
500
the scores for the Unit 1 AP Psychology exam were normally distributed. The mean is 100 and the standard deviation is 15. What percentage of students are within 1 standard deviation of the mean?
68%
500
Much of the research regarding the function of brain areas has been gathered from case studies of individuals with brain injury or disease. What is a reason for this?
It is unethical to inflict brain injuries
500
Which lobes include the somatosensory cortex?
Parietal
500
Name the 3 levels of encoding
structural, phonemic, semantic
500
Superstitious behaviors occur when consequences reinforce ______ behaviors.
Unrelated