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The following four data pairs have been obtained: (1, 5), (2, 6), (4, 9), (5, 11). Without carrying out any calculations, which of the following correlation coefficients best describes the relationship between x and y? A.-0.98 B.-0.25 C.0.98 D.

提问人:李娟发布时间:2020-08-16

The following four data pairs have been obtained: (1, 5), (2, 6), (4, 9), (5, 11). Without carrying out

any calculations, which of the following correlation coefficients best describes the relationship between x

and y?

A.-0.98

B.-0.25

C.0.98

D.0.25 (2 marks)

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