Exam 1
Statistics 110, Fall 2012
KEY
FORM B
Directions: Read each question carefully and select the best response. Be sure to match your response to the
appropriate number on the scantron. Each question is worth 4 points.
Questions 1 5 are based on the fo
Exam 1 Review
Statistics 110, Fall 2012
Notes
Exam 1 will be administered on Thursday, October 4.
The exam will cover Chapters 1 8 and 10 13. Review all concepts, examples, iClicker
problems, homework assignments and handouts from these chapters. The revi
STATISTICS 110 FORMULA SHEET
Exam 1
Standard Deviation:
s=
Standard Score:
z=
TABLE A
(x x)
2
n 1
observatio n mean x
=
s tan dard deviation
Random Digits
Line
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Exam 1
Statistics 110, Fall 2012
KEY
FORM A
Directions: Read each question carefully and select the best response. Be sure to match your response to the
appropriate number on the scantron. Each question is worth 4 points.
Questions 1 4 are based on the fo
Exam 1
Statistics 110, Fall 2012
KEY
MAKE-UP
Part I: Multiple Choice Write the letter corresponding to your answer in the space provided. Each question
has exactly one correct answer. Each question is worth 4 points.
_D_ 1. A question on a survey has 5 po
Exam 2
KEY
Statistics 110, Fall 2012
FORM B
Directions: Read each question carefully and select the best response. Be sure to match your response to the
appropriate number on the scantron. Each question is worth 4 points.
Questions 1 2 are based on the fo
Exam 2
KEY
Statistics 110, Fall 2012
FORM A
Directions: Read each question carefully and select the best response. Be sure to match your response to the
appropriate number on the scantron. Each question is worth 4 points.
Questions 1 10 are based on the f
Exam 2 Review
Statistics 110, Fall 2012
Notes
Exam 2 will be administered on Thursday, November 29.
The exam will cover Chapters 17 20, 21, 22, 14 15 and 24 (25 multiple-choice questions). Review all
concepts, problems, i-Clicker questions and homework as
Exam 2 Formula Sheet
Statistics 110, Fall 2012
Illustration of 68-95-99.7 (Empirical) Rule
Table 21.1: Critical values of the normal
distribution
Confidence Critical Confidence Critical
Level C
Value
Level C
Value
z*
z*
50%
0.67
90%
1.64
60%
0.84
95%
1.96
Exam 2 Extra Problems
Correct Answers
Problem
1
2
3
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5
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Answer
A
A
C
D
A
B
D
A
B
B
B
D
C
B
A
C
C
D
D
D
A
D
C
Page 1 of 5
Exam 2 Extra Problems
Questions 1 2 are based on the following description:
The prod
Exam 2
Statistics 110, Fall 2012
KEY
MAKE-UP
Part I: Multiple Choice Write the letter corresponding to your answer in the space provided (the line under the
question). Each question has exactly one correct answer. Each question is worth 4 points.
1. Confi