# Question posted by mroussell

## mroussell from

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## Questions Posted by mroussell

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Bounty Status Category Sub-Category Question Due
\$0.25 Closed, closed Mathematics Statistics quiz 5 statistics
in a regression model y' = -10 + 2x, if the value of x changes by -6, then the actual value of y will?
Oct. 06, 2011
\$0.25 Closed, closed Mathematics Statistics quiz 5 statistics
compute the intercept of the regression line for the data below X values     -3     1     5     8 y values      3     2    -3     0
Oct. 06, 2011
\$0.25 Closed, closed Mathematics Statistics quiz 5 statistics
Compute the intercept of the regression line for the data below X values   -5     1     4 Y values    7     6     -2
Oct. 06, 2011
\$0.25 Closed, closed Mathematics Statistics quiz 5 statistics
Compute the correlation coefficient for the data below X values  -3     1     2 Y values   4     6     -2
Oct. 06, 2011
\$0.25 Closed, closed Mathematics Statistics statistics
in a regression model y=-8 + 5x, if the x value increases by 2, then the predicted value for y will change by?
Oct. 06, 2011
\$0.25 Closed, closed Mathematics Statistics statistics
which of the following does not explain a possible relationship between variables when the null hypothesis is rejected? negative effect, caused by a third variable, direct cause- and effect, reverse...
Oct. 06, 2011
\$1.00 Closed, closed Mathematics Statistics quiz 5 statistics
if the equation for the regression line is y=4x-7, then the slope of this line is
Oct. 07, 2011