Finding Critical Values. In Exercises 7 and 8, find the critical values(s) r s using either Table A-9 or Formula 13-1, as appropriate. Assume that the null hypothesis is ?? s = 0 so the test is...

Finding Critical Values. In Exercises 7 and 8, find the critical values(s) r_s
using either Table A-9 or Formula 13-1, as appropriate. Assume that the null hypothesis is

??

_s


= 0 so the test is two-tailed. Also, n denotes the number of pairs of data.

1.

2.