Math

is coefficient of correlation and coefficient of determination the same thing? or different?

1. 👍 0
2. 👎 0
3. 👁 97
1. Different, r versus r^2.

1. 👍 0
2. 👎 0
2. thnx

1. 👍 0
2. 👎 0

Similar Questions

1. stats

if the relation between x and u is 3x + 4u + 7 = 0 and the correlation coefficient between x and y is -0.6, then what is correlation coefficient u and y a)-0.6 b)0.8 c)0.6 d)-0.8

asked by nnn on October 20, 2015
2. Math (Stats)

In order to predict y-values using the equation of a regression line, what must be true about the correlation coefficient of the variables? A. The correlation between variables must be an x-value of a point on the graph. B. The

asked by Ray on March 11, 2017
3. statistics

Given the following scatter diagram , the sample correlation coefficient r: Has a positive linear correlation Has a negative linear correlation. Has little or no correlation. Looks close to + 1.00

asked by Karen on August 19, 2010
4. Statistics

If the correlation coefficient is 0.790, what is the explained variation? A. 37.6% B. 62.4% C. 79% D. 21%

asked by Ashleigh on December 11, 2011
1. math help pls pls pls

The table below shows the age of some participants in a quiz competition and the number of questions they could answer correctly: Age (years) (x) 15 21 17 22 16 19 18 Number of questions they could answer (y) 17 17 17 17 17 17 17

asked by Oscar on April 19, 2016
2. Psychology

Four research participants take a test of manual dexterity (high scores mean better dexterity) and an anxiety test (high scores mean more anxiety). The scores are as follows. Person Dexterity Anxiety 1 1 10 2 1 8 3 2 4 4 4 -2 (c)

asked by summer on September 19, 2011
3. Data Management

Does interchanging the independent and dependent variables change the correlation coefficient for the set of data

asked by Sheila on November 13, 2008

Given the least squares regression line = -2.88 + 1.77x, and a coefficient of determination of 0.81, the coefficient of correlation is: A) -0.88 B) +0.88 C) +0.90 D) –0.90 I picked C +0.90

asked by Stuart on March 15, 2009
1. math help pls pls

The correlation coefficient for blood pressure and amount of vegetables eaten in a group of people is −0.7. Analyze the following statement: High blood pressure is caused by not eating vegetables. Is this a reasonable

asked by Oscar on March 14, 2016
2. math help pls pls

The correlation coefficient for poor health and not exercising in a group of people is 0.67. Analyze the following statement: Poor health is caused by not exercising. Is this a reasonable conclusion? Yes; everyone who doesn't

asked by Oscar on March 5, 2016
3. statistics

A government researcher wants to conduct a study to determine if there is a correlation between social security numbers and income. He collects the paired data from a random sample of 100 people. Should the methods of this chapter

asked by ky on July 22, 2013
4. Org. Chem.

Is there a correlation between the values of the distribution coefficients and the polarities of the three compounds? Explain. Place 0.050 g of one of the solids (benzoic acid, succinic acid, or sodium benzoate) in a vial and add

asked by CM on September 22, 2009