Question and answer
A linear regression model has a slope of –2.5 and an intercept of 10. The sample coefficient of determination is 0.50. What is the value of the sample correlation coefficient?
A linear regression model has a slope of -2.5 and an intercept of 10. The sample coefficient of determination is 0.50. What is the value of the sample correlation coefficient? Since the slope is negative, even the correlation coefficient is negative. [ Answer: -0.7071. ]
Expert answered|scijoe21|Points 140|
Question
Asked 3/5/2012 9:26:26 PM
0 Answers/Comments
Get an answer
New answers
Rating

There are no new answers.

Comments

There are no comments.

Add an answer or comment
Log in or sign up first.
Questions asked by the same visitor
On which axis is time plotted on a simple line chart? A. Either axis B. On the Y-axis C. Time is not plotted D. On the X-axis
Weegy: D. On the X-axis User: Which statement is true of the y-intercept in the linear regression model? A. It may be any value. B. It is always a positive value. C. The value depends on the slope of the line. D. It is always zero. (More)
Question
Expert Answered
Asked 3/5/2012 9:21:32 PM
0 Answers/Comments
Which of the following is true of an index? A. It can employ qualitative data B. It shows a percent change from one period to another C. It cannot assume negative values D. It must be larger than 100
Weegy: A. It can employ qualitative data User: Which of the following is true of a base period for an index number? A. It appears in the denominator B. The numerator spears C. It must have occurred after the year 1980 D. It cannot be less than 100 Weegy: D. It cannot be less than 100 User: Which is true about reporting the Consumer Price Index (CPI)? A. It is reported by the Federal Reserve B. It is reported bi-annually C. It reports all commercial prices D. It is reported by the Bureau of Labor Statistics Weegy: s D. It is reported by the Bureau of Labor Statistics (More)
Question
Expert Answered
Asked 3/5/2012 9:09:36 PM
0 Answers/Comments
Which statement is true of the y-intercept in the linear regression model? A. It may be any value. B. It is always a positive value. C. The value depends on the slope of the line. D. It is always zero.
Weegy: C. The value depends on the slope of the line. User: When the interest rate is positive, what happens to the value of money as we move from the future to the present? A. Decreases B. Stays the same C. Not enough information D. Increases (More)
Question
Expert Answered
Asked 3/5/2012 9:32:05 PM
0 Answers/Comments
18,456,438 questions answered
Popular Conversations
In the poem "God's Grandeur," the phrase "nor can foot feel, being ...
Weegy: In the poem "God's Grandeur," the phrase "nor can foot feel, being shod" means: humans are out of touch with ...
11/27/2014 12:04:03 AM| 1 Answers
Weegy Stuff
S
L
1
L
P
C
1
P
C
1
L
P
C
1
Points 2848 [Total 14558]| Ratings 10| Comments 2748| Invitations 0|Online
S
L
Points 1472 [Total 3758]| Ratings 0| Comments 1472| Invitations 0|Offline
S
Points 835 [Total 867]| Ratings 1| Comments 825| Invitations 0|Offline
S
L
Points 777 [Total 1298]| Ratings 6| Comments 717| Invitations 0|Offline
S
1
L
1
L
P
P
L
P
Points 773 [Total 14147]| Ratings 0| Comments 773| Invitations 0|Offline
S
1
L
L
Points 273 [Total 6667]| Ratings 0| Comments 273| Invitations 0|Offline
S
L
Points 162 [Total 1458]| Ratings 3| Comments 132| Invitations 0|Offline
S
Points 102 [Total 102]| Ratings 1| Comments 92| Invitations 0|Offline
S
Points 50 [Total 50]| Ratings 0| Comments 0| Invitations 5|Offline
S
Points 46 [Total 46]| Ratings 3| Comments 6| Invitations 1|Offline
Home | Contact | Blog | About | Terms | Privacy | Social | ©2014 Purple Inc.