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PSYC 228 Exam with complete solutions 2024_2025
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PSYC 228 Exam with complete solutions 2024_2025
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PSYC 228 Exam with complete solutions2024/2025
"In a study, researchers discovered that as the number of hours spent watching
television increased, grades decreased. This study is an example of what type of
research method?" - ANSWER- correlational
Elvis wanted to see whether taste sensitivity to spice was modified by bacon fat.
He put in 30 milligrams of cayenne pepper on burger patties. He gave 2 burgers to
each participant. One burger had two pieces of bacon and the other had no
bacon. He had 47 hungry college students to be in his study. He measured heat
rating. What is the dependent variable? - ANSWER- heat rating
Elvis wanted to see whether taste sensitivity to spice was modified by bacon fat.
He put in 30 milligrams of cayenne pepper on burger patties. He gave 2 burgers to
each participant. One burger had two pieces of bacon and the other had no
bacon. He had 47 hungry college students to be in his study. He measured heat
rating. What kind of study is this? - ANSWER- experiment
What does a very small standard deviation tell you? - ANSWER- it means that the
data points tend to be close to the mean
Korra collected demographic data on socio-economic status and cognitive
achievement. What level of variable is Zip Code? - ANSWER- nominal
The standard deviation is always - ANSWER- the square root of the variance
A count of the number of cigarettes a person smokes in a day is an example of
___. (Check all that applies.) - ANSWER- ratio variable
a discrete variable
, The mode is the appropriate measure of central tendency when the scale of
measurement is - ANSWER- nominal
"Cadence found that levels of narcissism in individuals correlated with eating
disorders after looking at 1068 patient records and personality test results. Given
the passage above, what is true about Cadence's data?" - ANSWER- the
relationship between narcissism and eating disorders could be caused by
another variable
The paper is not APA-style. If you were to make the PNAS paper APA-style, what
would you do? - ANSWER- Put the Method section before the Result section
Use the Piff, et al (2012) paper to answer the following:
In study 3 of the paper, what kind of design did they use? - ANSWER- correlation
Use the Piff, et al (2012) paper to answer the following:
In Study 1 of the paper, how was wealth operationalized? - ANSWER- make, age
and appearance of car
Use the Piff, et al (2012) paper to answer the following:
In study 7, what was the independent variable? - ANSWER- greed
Use the Piff, et al (2012) paper to answer the following:
What inferential test was used in Study 7? - ANSWER- independent samples t-test
Use the Piff, et al (2012) paper to answer the following:
Look at Figure 2 of the paper (Graph). According to the graph, what does a Greed
prime do? - ANSWER- increases unethical behavior
Use the Piff, et al (2012) paper to answer the following:
Study 4 of the paper indicates that an experiment was conducted. What was their
independent variable? - ANSWER- lower or higher social class mindset
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