Tuesday, June 22, 2010
Friday, March 5, 2010
Wednesday, December 9, 2009
Thursday, December 3, 2009
Thursday, November 5, 2009
Monday, October 12, 2009
Gujarati Ch. 8 Answers
Here.
F-test answers:
F = 4.279
R2(unrestricted)=0.4074
R2(restricted)=0.3950
m=2
n=414
k=5
Critical F = 3.04
Since F > 3.04 we reject the null hypothesis.
F-test answers:
F = 4.279
R2(unrestricted)=0.4074
R2(restricted)=0.3950
m=2
n=414
k=5
Critical F = 3.04
Since F > 3.04 we reject the null hypothesis.
Wednesday, October 7, 2009
Out of the office until Monday
PA 715 Students:
I'll be taking a short vacation and will be gone until Monday, October 12. I will post the Ch. 8 homework answers on that day.
Happy studying!
I'll be taking a short vacation and will be gone until Monday, October 12. I will post the Ch. 8 homework answers on that day.
Happy studying!
Thursday, October 1, 2009
Monday, September 21, 2009
Monday, September 7, 2009
Wednesday, September 2, 2009
Thursday, August 27, 2009
Wednesday, August 29, 2007
Thursday, August 23, 2007
PA 715 Students: Multivariate pdf visualization
I found some applets that may be useful.
From here, scroll down to the "Java Applets for Visualization of Statistical Concepts" link and then click on "Basics" and then "Bivariate normal distribution". An applet will open that allows you to change the attributes of the distribution, including the degree of correlation between X and Y. We may return to this site later in the course, as it appears that there are lots of good visualization tools here.
From here, scroll down to the "Java Applets for Visualization of Statistical Concepts" link and then click on "Basics" and then "Bivariate normal distribution". An applet will open that allows you to change the attributes of the distribution, including the degree of correlation between X and Y. We may return to this site later in the course, as it appears that there are lots of good visualization tools here.
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