(Solved):
Determine the upper-tail critical values of \( \mathrm{F} \) in each of the following two-tail tes ...
Determine the upper-tail critical values of \( \mathrm{F} \) in each of the following two-tail tests. a. \( \alpha=0.02, n_{1}=11, n_{2}=21 \) b. \( \alpha=0.05, n_{1}=11, n_{2}=21 \) c. \( \alpha=0.01, n_{1}=11, n_{2}=21 \) a. The critical value of \( \mathrm{F} \) when \( \alpha=0.02, \mathrm{n}_{1}=11, \mathrm{n}_{2}=21 \) is . (Round to two decimal places as needed.) b. The critical value of \( \mathrm{F} \) when \( \alpha=0.05, \mathrm{n}_{1}=11, \mathrm{n}_{2}=21 \) is . (Round to two decimal places as needed.) c. The critical value of \( \mathrm{F} \) when \( \alpha=0.01, \mathrm{n}_{1}=11, \mathrm{n}_{2}=21 \) is . (Round to two decimal places as needed.)