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Psychology 100 Midterm 1 Review Flashcards | StudBud
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Psychology 100 Midterm 1 Review
Which of the following are ways to increase power?
read/answer
Psychology 100 Midterm 1 Review
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Psychology 100 Review!
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Questions
36
Answers
1
read/answer
carryover effects
item effects
order effects
none of the above
2
Which of the following are ways to increase power?
increase the sample size
all of the above
decrease random error
have a within-groups experiment
3
In statistics, the number that repeats itself most often in your data is the
median
variance
mean
mode
4
My intelligence test not only predicts intelligence, but also success in college. This is good:
content validity
divergent validity
criterion validity
convergent validity
5
Whenever I bring my kite, it is never windy. It is only windy if I don't bring my kite. This is
illusionary correlation
confirmation bias
hindsight bias
availability heuristic
6
Your alternative hypothesis
requires significant data
goes against the null hypothesis
all of the above
can be non-directional or directional
7
Sentencing an innocent man to jail is an example of
type II error
retrial
no error
type I error
8
A measurement that doesn't measure what it's supposed to measure has low:
reliability
parsimony
internal validity
construct validity
9
The confidence in saying your independent variable causes a change in your DV is:
internal validity
content validity
construct validity
external validity
10
I believe that global warming is not real and I ignore facts saying otherwise. What is this?
hindsight bias
confirmation bias
illusionary correlation
availability heuristic
11
Bob is a participant in an experiment. He is placed in every condition. What is this called?
Within Groups
Between Groups
Reliability
None of the above
12
Asking a science based question on a math test would have poor:
content validity
criterion validity
divergent validity
convergent validity
13
Read/Answer
people prefer the taste of saccharin over sugar
none of the above
people prefer the taste of brownies over cake
14
Read/Answer
No, because his operational definition doesnt measure beauty
Yes because his operational definition is solid
Yes, obviously.
No, because freckles don't make someone pretty
15
A scale that is ALWAYS two pounds off would be considered reliable.
false
true
16
Being able to generalize your findings to a greater population is:
external validity
criterion validity
internal validity
content validity
17
Science can be described as self-correcting in that:
scientific explanations are held to be tentative
scientific explanations can be hard to test
scientists are well trained, so they never make mistakes
scientific hypotheses must be proven true at least twice
18
If people do well on my IQ test, but poorly on the WAIS-IQ test, this would be:
good discriminant validity
bad convergent validity
bad discriminant validity
good convergent validity
19
Research that answers a question or solves a problem using experimental methods is called:
experiment
applied research
none of the above
basic research
20
The dependent variable in the study is:
length of time it takes for subjects to read first 100 lines
the type of story read by each subject
the order in which the stories are presented
the subject's reading comprehension
21
What does it mean to reject the null hypothesis
nothing
We've found evidence to say that the null hypothesis is rare
The null hypothesis is just wrong
It means that null hypothesis is right, but we are wrong
22
What describes exactly how a variable is measured or manipulated in an experiment?
Random Assignment
Operational Definition
Demand Characteristics
Convergent Validity
23
The dependent variable is measured on a ____ scale?
nominal
interval
ratio
ordinal
24
Power is the probability of not committing:
A type II error
A type I error
25
Someone scores high on my extraversion test and low on a reliable introversion test. This is:
good discriminant validity
good convergent validity
bad discriminant validity
bad convergent validity
26
Read/Answer the following
many therapists are badly trained, doing more harm than good
All of the above
couples at therapy already tend to have relationship trouble
27
What is a confounding variable in Dr. Snow's study
the authors of the stories
the length of time it takes to read first 100 lines
the subject's reading comprehension
the type of story read by each subject
28
If you don't have reliability, you can't have validity
true
false
29
What is an example of our intuitions being biased?
testing your hypothesis and it being wrong
finding a real correlation between ice cream sales and death
all of the above
thinking that children eating candy causes them to be hyper
30
How do we ensure equivalent groups in an experiment? (don't think about within-groups)
blocked randomization
counterbalancing
Balanced Latin Square
random assignment
31
Bob is a participant in an experiment. He is only put in one condition. What is the experiment?
None of the above
Between-Groups
Within-Groups
Valid
32
What measure of central tendency takes every score into account when its calculated?
mode
median
standard deviation
mean
33
Control Procedures are designed to eliminate
extraneous variables
confounding variables
34
When the sequence of the conditions changes the results, what is this called?
order effects
counterbalancing
item effects
carryover effects
35
Can you have good external validity without having good internal validity?
no
yes
36
A scientific theory must be:
useful
falsifiable
all of the above
parsimonious
