Question: Use Table 10 of Appendix B to determine a 95% confidence interval for the true population linear correlation coefficient based on the following sample statistics:

Use Table 10 of Appendix B to determine a 95% confidence interval for the true population linear correlation coefficient based on the following sample statistics:
a. n = 50 r = 0.60
b. n = 12 r = - 0.45
c. n = 6 r = + 0.80
d. n = 200 r = - 0.56

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