STAT 201-502 Midterm Exam 1
Form A
Instructions:
-Do not open the exam until you are told to.
-Turn off all cell phones and put them away.
-The only things you should have out are your exam, scantron,
STAT 201-502 Final Exam
Form: A
Instructions:
-Write your UIN on both the test packet and scantron
-Do not open the exam until you are told to.
-Turn off all cell phones and put them away.
-The only t
Stat 201-505
LaunchPad Homework 02 Solutions
Due February 2 at 11:59 pm
1. The Bureau of Labor Statistics announces that last month it interviewed all members of the
labor force in a sample of 60,000
Stat 201-502 Exam 1 Review
Chapter 1
1. In our data, what are our individuals? What are our variables?
2. What are the two different types of variables we have?
3. A researcher wants to learn about th
Stat 201-505
LaunchPad Homework 01 Solutions
Due January 28 at 11:59 pm
1. Below is a table depicting a small part of a data set that describes Major League Baseball
players as of opening day of the 2
Stat 201-505 Name: K0
Spring 2018
Quiz 1
1/25/2018
Aggie Honor Code: An Aggie does not lie, cheat, or steal, or tolerate those who do.
Please sign below to acknowledge you have followed the Aggie Hono
Stat 201-505
Written Assignment 01 Solutions
Due January 31 in class
1. Alec wants to study the relationship between gender and resting heart rate among all adults
in Chicago. He randomly selects 100
Stat 201 -505 Name: b
Spring 2018
Quiz 2
2/9/2018
Aggie Honor Code: An Aggie does not lie, cheat, or steal, or tolerate those who do.
Please sign below to acknowledge you have followed the Aggie Honor
Stat 201-505
Written Assignment 02 Solutions
Due February 14 in class
1. John wants to determine if adult residents in Eastgate, Ohio are in favor of the new traffic
circles that have been implemented
Stat 201-505
LaunchPad Homework 03 Solutions
Due February 9 at 11:59 pm
1. Can aspirin help prevent heart attacks? The Physicians Health Study, a large medical
experiment involving 22,000 male physici
Stat 201-505
LaunchPad Homework 05 Solutions
Due March 2 at 11:59 pm
1. A 72-year-old man with multiple sclerosis is hospitalized. His doctor feels he may need to be
placed on a feeding tube soon to e
Stat 201-505
Written Assignment 03
Due February 28 in class
1. What are the three requirements for being able to use deception in a social/behavioral
experiment? (5 points)
The three requirements for
Stat 201-505
LaunchPad Homework 04 Solutions
Due February 16 at 11:59 pm
1. A researcher was interested in whether the order of the answers to multiple-choice
questions affects exam scores. He made th
1.2)
The age of 35 is most likely to be an estimate rather than the actual age of video game players.
To get an actual number would require every single video game player to participate which
would be
5.6)
Performance
X
Very poor
Poor
Neutral
Good
Very good
a.
0.5
0.4
0.3
Probability 0.2
0.1
0
Probability
0.14
0.43
0.22
0.16
0.05
1
2
3
4
5
Performance
1-Very poor, 2-Poor, 3-Neutral, 4-Good, 5-Very
Part 1
Descriptive Statistics: C1
Variable
C1
N
200
N*
0
Variable
C1
Maximum
8.000
Mean
5.275
SE Mean
0.130
StDev
1.832
Minimum
2.000
Q1
4.000
Median
5.000
Q3
7.000
Histogram of C1
Normal
50
Mean
StDe
1) A) Normality assumption for the battery service life gives us a chance to evaluate the
service life of the pacemakers. It is useful by presenting us with data in order to
determine which battery of
STAT 201-502 Midterm Exam 2
Form A
Instructions:
-Write your UIN on both the test packet and scantron
-Do not open the exam until you are told to.
-Turn off all cell phones and put them away.
-The onl
STAT 201 Section 501
Fall 2017
Exam #2
Form B
Instructor: Soutrik Mandal
Name:
1. DO NOT open this until you are told to do so.
2. You need a 8.5 11 GRAY scantron, pencil, calculator and you may have
Exam 1: Answer Key
Form A
1. B
2. D
3. A
4. A
5. C
6. B
7. B
8. A
9. D
10. B
11. C
12. C
13. E
14. A
15. C
16. B
17. C
18. E
19. A
20. D
21. C
22. D
23. E
24. B
25. B
26. D
27. B
28. A
29. C
30. C
31.
Chapter 9
Chapter 9 Concepts
What Didnt They Tell Us?
Are the Numbers Consistent with Each Other?
Are the Numbers Plausible?
Are the Numbers Too Good to Be True?
Is the Arithmetic Right?
Is There a Hi
Chapter 11
Chapter11 Concepts
Histograms
Interpreting Histograms
Stemplots
Histograms
Categorical variables just record group membership.
The most common graph of the distribution of
How to Make a His
CHAPTER 13
Normal Distributions
Chapter 13 Concepts
Density Curves
Center and Spread of a Density Curve
68-95-99.7 Rule
Percentiles of Normal Distributions*
Introduction
Clear strategy for explori
Chapter 10
Overview
Part I: Producing Data
Part II: Organizing Data
Part III: Chance
Part IV: Inference
Chapter 10 Concepts
Data Tables
Pie Charts and Bar Graphs
Change Over Time: Line Graphs
Watch Th
Chapter 12
Chapter 12 Concepts
Median and Quartiles
The Five-Number Summary
Mean and Standard Deviation
Choosing Numerical Descriptions
Introduction
In the summer of 2007, Barry Bonds shattered the ca
Site 1
Month
32
24
28
22
24
20
20
18
16
16
12
14
8
12
4
10
0
8
-4
6
-8
4
-12
2
-16
J
0
F
M
A
M
J
J
A
S
O
N
D
Avg. Monthly Temperature (C)
Avg. Monthly Precipitation (cm)
Pr e c ipit a t ion ( c m)
J
F
Chapter 9 HW problems:
9.1.5 (a) Letting "success" = "infected," we have p = 0.25 and 1 - p = 0.75. The number of trials
is
n = 4. We then use the binomial formula nCjpj(1 - p)n - j with n = 4 and p =