Wednesday

July 30, 2014

July 30, 2014

Posted by **Nicole** on Thursday, November 7, 2013 at 8:47pm.

Number of Cups of Coffee 3,2,4,6,5,1,7,3

Stress Level 5,3,3,9,4,2,10,5

Calculate a Pearsons r to determine the type and strength of the relationship between caffeine and stress level.

Determine the regression equation for this correlation coefficient.

- Statistics -
**Kuai**, Friday, November 8, 2013 at 12:26amr = .8519

yhat = 0.411 + 1.216x

**Related Questions**

Statistics - In a study on caffeine and stress, college students indicated how ...

Statistics: Calculate a Pearson's r - In a study on caffeine and stress, college...

statistics - 6. In a study on caffeine and stress, college students indicated ...

Statistics - In a study on caffeine and stress, college students indicated how ...

statistics - In a study of caffeine and stress, college students indicate how ...

Stats - 1. In a study of caffeine and stress, college students indicate how many...

Research and Statistics - 5. The table below shows Psychology exam scores, ...

statistics - Among the 500 first year students of college, 270 students study ...

Statistics - An investigator wants to estimate caffeine consumption in high ...

statistics - 4. Suppose you administered an anxiety test to a large sample of ...