AP PSYCH midterm- statistics, research methods, cognition

A moderate positive correlation has been found between a person's weight and hours of television watched per week. Which of the following scatterplots best shows this relationship?

• 1
• 2
• 3
• 4

In a normal curve, about _____% of scores fall within one standard deviation of the mean. 

• 50%
• 68%
• 95%
• 99%

If a researcher wants to be able to predict if two variables are related to each other they would use

• experimental research
• correlational research
• case study
• illusory research

Which of the following is an example of negative correlation?

• People who spend more time exercising tend to weigh less

• Teenage females tend to have fewer speeding tickets than teenage males.

• Students with low IQ scores tend to have lower grades.

• Students'' shoe sizes are not related to their grades.

Better recall for information that comes at the beginning and at the end of a list of words.

• serial position effect
• encoding
• recognition

Tendency to judge the likelihood of things according to how they relate to a prototype.

• representative heuristic

• availability heuristic

• confirmation bias

grouping information into meaningful units which increases the capacity of short term memory.

• serial position effect

• chunking

• selective attention

What research method involves data collection about a group over a number of years to assess change?

• Longitudinal Study

• Case Study

• Experiment

• Cross-Sectional Study

A dessert recipe that gives you the ingredients, their amounts and the steps to follow is an example of a(n):

• Prototype
• Algorithm
• Heuristic
• Mental set

The chimpanzee Sultan used a short stick to pull a longer stick into his cage. He then used the longer stick to reach a piece of fruit. Researchers hypothesized that Sultan’s discovery of the solution to his problem was the result of:

• Trial and error
• Heuristics
• Insight
• Mental set