Question: Student A collected a set of bivariate data and calculated r, the linear correlation coefficient. Its value was 1.78. Student A proclaimed that there was

Student A collected a set of bivariate data and calculated r, the linear correlation coefficient.

Its value was 1.78. Student A proclaimed that there was no correlation between the two variables because the value of r was not between 1.0 and 1.0. Student B argued that 1.78 was impossible and that only values of r near zero implied no correlation.

Who is correct? Justify your answer.

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