Statistics
4th Edition
ISBN: 9780393929720
Author: David Freedman, Robert Pisani, Roger Purves
Publisher: Norton, W. W. & Company, Inc.
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Question
Chapter 18.2, Problem 3EA
a.
To determine
Fill in the blank with suitable answer.
b.
To determine
Identify which total occurs most frequently in 1,000 rolls of the pair of dice.
c.
To determine
Check whether “the rectangle over 4 is bigger than the rectangle 5” is because 4 is more likely than 5.
d.
To determine
Fill in the blank with correct option.
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Consider the time series X₁ and Y₁ = (I – B)² (I – B³)Xt. What transformations were
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Calculate the 90% confidence interval for the population mean difference using the data in the attached image. I need to see where I went wrong.
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
Random Sample
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
10
15
INDIANA
MARYLAND
COLORADO
Chapter 18 Solutions
Statistics
Ch. 18.2 - Prob. 1EACh. 18.2 - Prob. 2EACh. 18.2 - Prob. 3EACh. 18.2 - Prob. 4EACh. 18.2 - Prob. 5EACh. 18.2 - Prob. 6EACh. 18.4 - Prob. 1EBCh. 18.4 - Prob. 2EBCh. 18.4 - Prob. 3EBCh. 18.4 - Prob. 4EB
Ch. 18.4 - Prob. 5EBCh. 18.4 - Prob. 6EBCh. 18.5 - Prob. 1ECCh. 18.5 - Prob. 2ECCh. 18.5 - Prob. 3ECCh. 18.5 - Prob. 4ECCh. 18.5 - Prob. 5ECCh. 18.5 - Prob. 6ECCh. 18.5 - Prob. 7ECCh. 18.5 - Prob. 8ECCh. 18.5 - Prob. 9ECCh. 18.6 - Prob. 1RECh. 18.6 - Prob. 2RECh. 18.6 - Prob. 3RECh. 18.6 - Prob. 4RECh. 18.6 - Prob. 5RECh. 18.6 - Prob. 6RECh. 18.6 - Prob. 7RECh. 18.6 - Prob. 8RECh. 18.6 - Prob. 9RECh. 18.6 - Prob. 10RECh. 18.6 - Prob. 11RECh. 18.6 - Prob. 12RECh. 18.6 - Prob. 13RECh. 18.6 - Prob. 14RECh. 18.6 - Prob. 15RE
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