MATH221 Final Exam Study Guide
YOU MAY WANT TO PRINT THIS GUIDE.
1. The Final Exam is open book and open notes. The maximum time you can spend in the exam is 3
hours, 30 minutes. If you have not clicked the Submit for Grading button by then, you will be e
Statistics Lab Week 2
Name:
Math221
Statistical Concepts:
Using MINITAB
Graphics
Shapes of Distributions
Descriptive Statistics
Empirical Rule
Data in MINITAB
MINITAB is a powerful, yet user-friendly, data analysis software package. You can
launch MI
Math 221 Quiz Review for Weeks 3 and 4 1. 2. State whether the variable is discrete or continuous. The # of keys on each student's key chain. Decide whether the experiment is a binomial experiment. Explain why by citing the properties of binomial experime
Statistics Lab #6 Name:_ Statistical Concepts: Data Simulation Discrete Probability Distribution Confidence Intervals Calculations for a set of variables Open the class survey results that were entered into the MINITAB worksheet. We want to calculate the
Material in this Workbook has been developed by George Thompson,
DeVry University, Visiting Professor
n
10
x
P(x)
0.003
0.058
0.058
0.146
0.250
0.282
0.188
0.056
Err:502
Err:502
Err:502
3
5
5
6
7
8
9
10
11
11
13
p
q
P(<=x)
0.004
0.078
0.078
0.224
0.474
0.
Drive (miles)
36
71
42
76
76
20
28
55
33
36
40
4
25
25
63
94
36
54
73
80
76
78
88
20
25
29
36
63
80
80
88
36
73
94
6
State
MI
FL
IL
NY
FL
FL
FL
OH
SC
GA
IL
NY
GA
CA
NY
CA
CA
FL
FL
CA
PA
CA
TX
FL
TX
TX
TX
PA
FL
NV
FL
OR
FL
KY
OR
Shoe Size
10
8
8
9
9
5
7
6
Spreadsheets have been developed with some conventions.
Cells that are intended for input values have gray fill indicating they are
input cells. These cells usually have sample values but may also reference
calculated statistics generated elsewhere in the
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Himank Shastri
Quiz: Week 3 Our:
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An auction company sold 1.5 handheld computers last month. The nal prices
MATH 221 Statistics for Decision Making
Week 4 iLab
Name: _Himank Shastri_
MATH221
Statistical Concepts:
Probability
Binomial Probability Distribution
Calculating Binomial Probabilities
Open a new Minitab worksheet.
We are interested in a binomial exp
Uniform Distribution (rectangular): All entries or classes in the distribution have equal or approximately equal frequencies.
Symmetric. Mean and Median are the same.
Symmetric Distribution: A vertical line can be drawn through the middle of a graph of th
Final Exam
Review Questions MATH221
You should work each of the following on your own, then
review the solutions guide. DO NOT look at the solutions guide
first.
1. Determine whether the following are nominal, ordinal, interval, and
ratio.
a. Daily temper
MATH 221 Statistics for Decision Making
Week 6 iLab
Name:_Himank Shastri_
Statistical Concepts:
Data Simulation
Confidence Intervals
Normal Probabilities
Calculating Confidence Intervals for one Variable
Open the class survey results that were entered
1
MATH 221 Statistics for Decision Making
Week 2 iLab
Name:_Himank Shastri_
Statistical Concepts that you will learn after completing this iLab:
Using Minitab
Graphics
Shapes of Distributions
Descriptive Statistics
Empirical Rule
Week 2 iLab Instruct