1.How do the 3rd grade boys’ weight
in Principal Ben’s school compare to the national average (mean weight = 90,
sd =15)? Provide the IV, DV, and best method of analysis. (Points : 6)
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Question 2.2.Are the
student final exam scores in classroom A significantly different than the
average of classroom B, 80%? Provide the IV, DV, and best method of analysis.
(Points : 6)
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Question 3.3.Is there
a significant difference in the mean height between the Eastern and Western
Conference National Basketball League players? Provide the IV, DV, and best
method of analysis. (Points : 6)
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Question 4.4.Is there
a significant difference in depression symptoms measured before and after
attending a 10-week group therapy program? Provide the IV, DV, and best
method of analysis. (Points : 6)
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Question 5.5.It took
10 minutes and 5 seconds for Hal to run a mile last week when it was sunny
but windy. Hal wants to compare his time to his friend’s running time of 9
minutes and 45 seconds, completed in perfect conditions. The day Hal ran, the
mean time was 10 minutes and 50 seconds with a standard deviation of 15
seconds. The day his friend ran, the mean time was 10 minutes and 10 seconds
with a standard deviation of 10 seconds. Who had the higher percentile score?
Provide the IV, DV, and best method of analysis. (Points : 6)
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Question 6.6.Are
graduate students in psychology getting significantly less sleep than the
recommended 8 hours? Provide the IV, DV, and best method of analysis. (Points
: 6)
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Question 7.7.Is there
a significant difference between first year post college incomes of graduates
from public versus private institutions? Provide the IV, DV, and best method
of analysis. (Points : 6)
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Question 8.8.Did
student SAT scores increase significantly after attending a SAT prep course?
Provide the IV, DV, and best method of analysis. (Points : 6)
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Question 9.9.The GRE
Verbal section mean = 500 and standard deviation = 113; Math section mean =
525 and standard deviation = 135. Sam scored 600 on Verbal and 680 on Math:
Which GRE section did Sam do best on when comparing to others who took the
same test? Provide the IV, DV, and best method of analysis. (Points : 6)
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Question 10.10.Are
the children in Archie Elementary School who are targeted as needing remedial
reading classes watching significantly more than the recommended maximum of
10 hours of television weekly? Provide the IV, DV, and best method of
analysis. (Points : 6)
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