More Practice Problems: ANOR

November 4, 2008 by  
Filed under ANOR, Practice Problems

Item 5
To discover if education has a significant impact on people’s income, use the following information, perform an Analysis of Regression and complete the following summary table:
r= .73
SSx = 98
SSy = 44
N = 13
SS df ms
Regression      ____     ____    ____
Error               ____     ____     ____
TOTAL             ____     ____
What is the F for this test: ___________
What is the critical value for F: ________
Is the F significant? _________
Item 6
To discover if music lessons have a significant impact on people’s intelligence, use the following information, perform an Analysis of Regression and complete the following summary table:
r= – .56
SSx = 111.3
SSy = 87.8
N = 16
SS df ms
Regression         ____     ____     ____
Error                   ____     ____     ____
TOTAL                 ____    ____
What is the F for this test: ___________
What is the critical value for F: ________
Is the F significant? _________

Practice Problems: ANOR

November 4, 2008 by  
Filed under ANOR, Practice Problems

Item 1

Calculate an Analysis of Regression on the following data, where Reading is predicting Education:

Reading     Education
15                 11
7                  8
2                  5
9                  4
4                  4
11                  9

What is the Pearson r: _______

Perform the following calculations:

SS     df     ms

Regression         ____     ____     ____

Error                 ____     ____     ____

TOTAL             ____     __

What is the F for this test: ____________

Item 2

Calculate an Analysis of Regression on the following data, where TV watching predicts Violence:

Television Violence
2                       7
4                     14
8                     12
13                       8
16                       5
19                       2

Perform the following calculations:

SS df ms

Regression         ____     ____     ____

Error                 ____     ____     ____

TOTAL             ____     ____

What is the F for this test: ______

Item 3

To discover if TV watching has a significant impact on people’s shyness, use the following information, perform an Analysis of Regression and complete the following summary table:

r= .88
SSx = 50
SSy = 74
N = 12

SS df ms

Regression         ____     ____     ____

Error                 ____     ____     ____

TOTAL             ____     ____

What is the F for this test: ___________

What is the critical value for F: _________

Is the F significant? ________

Item 4

To discover if learning statistics has a significant impact on people’s friendliness, use the following information, perform an Analysis of Regression and complete the following summary table:

r= .32
SSx = 30
SSy = 66
N = 15

SS df ms

Regression         ____     ____     ____

Error                 ____     ____     ____

TOTAL             ____     ____

What is the F for this test: ___________

Is the critical value for F: ____________

 

Answers

NOW YOU CHOOSE:
Day 7: Probability
Bit More About Probability
Even More About Probability
Even More About ANOR
Calculate ANOR
Practice Problems
More Practice Problems
Word Problems
Sim1 Sim2 Sim3
Basic Facts About Probability
Vocabulary
Formulas
Quiz 7
Summary