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To explore the consequence of r based on different sample sizes.

Expand Your Knowledge- Sample Size and Consequence of Correlation In this problem use Table 4-4 to explore the significance of r based on different sample sizes.

Is a sample correlation coefficient r = 0.820 substantial at the σ = 0.01 level based on a sample size of n = 7 data pairs? And what about n = 9 data pairs?

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