A study was conducted to detemine whether a the final grade of a student in an introductory psychology course is linearly related to his or her performance on the verbal ability test administered before college entrance. The verbal scores and final grades for $10$ students are shown in the table below.

Student	Verbal Score $x$	Final Grade $y$
$1$	$36$	$44$
$2$	$35$	$45$
$3$	$78$	$93$
$4$	$37$	$46$
$5$	$48$	$58$
$6$	$47$	$58$
$7$	$68$	$82$
$8$	$36$	$43$
$9$	$37$	$44$
$10$	$72$	$89$

Find the following:
a) Compute the value of SST (Total Sum of Squares)
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(b) Compute the value of SSR (Regression Sum of Squares)
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(c) Compute the value of SSE (Error Sum of Squares)
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(d) The coefficient of determination is
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(e) What percent of variation in the observed values of the response variable is explained by the regression?
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