PSYC 2005 Exam 1 Mult. Choice Questions and Clicker Questions And Verified Accurate Answers Guaranteed Pass.
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Course
PSYC.
Institution
PSYC.
*CL* (9/5) Given the exceptionally high level of student that UVA accepts, what shape would you expect the final (uncurved) grade distribution of any UVA class of students would be?
a.Negative
b.Positive
c.Normal - correct answer Negative
*CQ* 9/10 Which m...
PSYC 2005 Exam 1 Mult. Choice
Qestions and Clicker Questions
*CL* (9/5) Given the exceptionally high level of student that UVA accepts, what shape would you expect
the final (uncurved) grade distribution of any UVA class of students would be?
a.Negative
b.Positive
c.Normal - correct answer Negative
*CQ* 9/10 Which measure of variability is the easiest to interpret?
A. SD^2
B.SD - correct answer SD
- We interpret as a unit measuring the distance a score is from the mean
*CQ* 9/12 In a normal distribution, approximately what percentage of scores falls below two standard
deviations above the mean?
A.84%
B.90%
C.95%
D.98% - correct answer 98%
*CQ* 9/17 Which of the following is the term typically used for the standard deviation of a distribution
of means?
A.Means distribution
B.Standard distribution
C.Standard error
D.Standard variance - correct answer Standard Error,
, -it is the standard deviation of your sampling distribution
*CQ* 9/17 If a lot of samples are draw from a population and distributed in a wonkey shape, what will
the distribution of means look like?
A. Normal
B. Same Wonkey Shape
C. Right/Pos. Skew
D.Left/Neg. Skew - correct answer Normal;
- This is because of the central limit theorem, where the averages of samples have approximately
normal distributions (but narrower)
*CQ* 9/24 Which of the following is not true of confidence intervals?
A.They are less likely than the significance testing approach to be misused
B.They contain all the key info of significance tests
C.They do not require calculation of standard errors - correct answer They do not
require calculation of standard errors
-So, ABC and D are all true of Confidence Intervals
Q1 Which of the following are not data?
A.
The time it takes neural stimulation to move a frog's leg
B.
Reaction time for an individual to shift their attention
C.
A person's internal mental state
D.
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