document.write( "Question 649037: The following items are based on the summarized table below:
\n" ); document.write( "hours of study
\n" ); document.write( "1
\n" ); document.write( "2
\n" ); document.write( "3
\n" ); document.write( "5
\n" ); document.write( "ZX=11
\n" ); document.write( "score on the quiz
\n" ); document.write( "3
\n" ); document.write( " 5
\n" ); document.write( " 7
\n" ); document.write( " 9
\n" ); document.write( "ZY=24
\n" ); document.write( "XY
\n" ); document.write( " 3
\n" ); document.write( " 10
\n" ); document.write( " 21
\n" ); document.write( " 45
\n" ); document.write( " ZXY79 \r
\n" ); document.write( "\n" ); document.write( "Part A** Compute the Pearson correlation.
\n" ); document.write( "1.What is the covariance?
\n" ); document.write( "2.What is the standard deviation of the predictor variable?
\n" ); document.write( "3.What is the standard deviation of the criterion variable?
\n" ); document.write( "4.What is the Pearson’s r value?
\n" ); document.write( "Part B**Compute the regression equation.
\n" ); document.write( "5.What is the numeric value for the slope?
\n" ); document.write( "6.What is the y-intercept?
\n" ); document.write( "7.Set up the regression equation and use to predict the total number of points on the quiz for a person studying 6 hours. The number of points predicted for a person studying 6 hours is? \n" ); document.write( "

Algebra.Com's Answer #406886 by lynnlo(4176) $\"\"$ $\"About$

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