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Elementary Statistics with MyStatLab Access Code [With CDROM]
12th Edition
ISBN: 9780321890238
Author: Mario F. Triola
Publisher: PEARSON
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Chapter 12, Problem 1CRE
a.
To determine
To obtain: The
b.
To determine
To obtain: The standard deviation for each of three groups.
c.
To determine
To obtain: The variance for each of three groups.
d.
To determine
To identify: The level of measurement of the data.
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Microsoft Excel snapshot for random sampling: Also note the formula used for the last
column
02
x✓ fx =INDEX(5852:58551, RANK(C2, $C$2:$C$51))
A
B
1
No.
States
2
1
ALABAMA
Rand No.
0.925957526
3
2
ALASKA
0.372999976
4
3
ARIZONA
0.941323044
5
4 ARKANSAS
0.071266381
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CALIFORNIA
NORTH CAROLINA
ARKANSAS
WASHINGTON
G7
Microsoft Excel snapshot for systematic sampling:
xfx INDEX(SD52:50551, F7)
A
B
E
F
G
1
No.
States
Rand No. Random Sample
population
50
2
1 ALABAMA
0.5296685 NEW HAMPSHIRE
sample
10
3
2 ALASKA
0.4493186 OKLAHOMA
k
5
4
3 ARIZONA
0.707914 KANSAS
5
4 ARKANSAS 0.4831379 NORTH DAKOTA
6
5 CALIFORNIA 0.7277162 INDIANA
Random Sample
Sample Name
7
6 COLORADO 0.5865002 MISSISSIPPI
8
7:ONNECTICU 0.7640596 ILLINOIS
9
8 DELAWARE 0.5783029 MISSOURI
525
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Chapter 12 Solutions
Elementary Statistics with MyStatLab Access Code [With CDROM]
Ch. 12.2 - In Exercises 1-4, use the following listed chest...Ch. 12.2 - Prob. 2BSCCh. 12.2 - In Exercises 1-4, use the following listed chest...Ch. 12.2 - Prob. 4BSCCh. 12.2 - In Exercises 516, use analysis of variance for the...Ch. 12.2 - In Exercises 516, use analysis of variance for the...Ch. 12.2 - Highway Fuel Consumption Data Set 14 in Appendix B...Ch. 12.2 - City Fuel Consumption Data Set 14 in Appendix B...Ch. 12.2 - Head Injury Crash Test Data Exercises 14 use chest...Ch. 12.2 - Pelvis Injury Crash Test Data Exercises 14 use...
Ch. 12.2 - Prob. 11BSCCh. 12.2 - Prob. 12BSCCh. 12.2 - Prob. 13BSCCh. 12.2 - Prob. 14BSCCh. 12.2 - Prob. 15BSCCh. 12.2 - Prob. 16BSCCh. 12.2 - Tukey Test A display of the Bonferroni test...Ch. 12.3 - Prob. 1BSCCh. 12.3 - Prob. 2BSCCh. 12.3 - Prob. 3BSCCh. 12.3 - Prob. 4BSCCh. 12.3 - Prob. 5BSCCh. 12.3 - Car Crash Tests The following table lists results...Ch. 12.3 - Prob. 7BSCCh. 12.3 - Prob. 8BSCCh. 12.3 - Self-Esteem The following table lists measures of...Ch. 12.3 - Prob. 10BSCCh. 12.3 - Prob. 11BBCh. 12 - Measures of Voltage The author measured voltage...Ch. 12 - Prob. 2CQQCh. 12 - Prob. 3CQQCh. 12 - Prob. 4CQQCh. 12 - Prob. 5CQQCh. 12 - Prob. 6CQQCh. 12 - Prob. 7CQQCh. 12 - Prob. 8CQQCh. 12 - Using the same results given in Exercise 8, does...Ch. 12 - Prob. 1RECh. 12 - Prob. 2RECh. 12 - Tar in Cigarettes Data Set 10 in Appendix B...Ch. 12 - Smoking, Body Temperature, Gender The table below...Ch. 12 - Prob. 1CRECh. 12 - Prob. 2CRECh. 12 - Prob. 3CRECh. 12 - Prob. 4CRECh. 12 - In Exercises 1-5, refer to the following list of...Ch. 12 - Freshman 15: Correlation/Regression listed below...Ch. 12 - Platelets: Normal Distribution Based on Data Set 1...Ch. 12 - Job Priority Survey USA Today reported about an...Ch. 12 - Prob. 9CRECh. 12 - Lottery: Goodness-of-Fit The bars in the histogram...Ch. 12 - Prob. 10CQQCh. 12 - Chocolate Chips Revisited The Chapter Problem for...
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