Correlation coefficient testing and r-square value

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Reference no: EM1320949

A Study was conducted with α = 0.01 to determine if there is significant linear correlation between the number of credits hours earned at the same time of taking Statistic 101 and the grade in the course. Ten pairs of data were collected. The linear correction coefficient is r = 0.884

Choose the correct conclusion.

a) There is significant linear correlation

b) There is not a significant linear correlation

Determine the proportion of variation in grade that can be explained by the linear correlation between the grade and the number of credit hours earned at the same time of taking the course. _______________ (nearest hundredth).

Reference no: EM1320949

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