find the linear correlation coefficient r and use a significance level of a=0.05

Question

find the linear correlation coefficient r and use a significance level of a=0.05 to determine whether there is a significant linear correlation between two variables. the paired data below consist of test scores and hours of preparation for 5 randomly selected students.

hours of preparation 5 2 9 6 10
test scores 64 58 72 75 80

hypothesis testing
(1)claim
(2) test statistic (use r)
(3) critical value (from table A-6)
(4) comparison between test statistic and critical value
(5)conclusion

thank you and please could you show me how you got the answers

Explanation / Answer

http://www.google.co.in/url?sa=t&rct=j&q=&esrc=s&source=web&cd=3&ved=0CFsQFjAC&url=http%3A%2F%2Fwww.mathacademia.com%2Frobert-mardirosian%2Fsanta-monica-college%2Fmath-54%2F29-correlation-and-regression%2Fdownload.html&ei=Jp8jUOe8D4qHrAfhp4CYBQ&usg=AFQjCNHfnA-JtaDutMOEY-WMEloL7ueX2g&sig2=3duS1Y2JurBtiHdpDa6cew hope this helps you

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