In Problems 10.39 through 10.41, what is your statistical decision?

Data From Problem 10.41:

In Problems 10.39 and 10.40, what is the upper-tail critical value for F if the level of significance, α, is 0.05 and the alternative hypothesis is H₁: σ_2/1 ≠ σ_2/2?

Data From Problem 10.40:

In Problem 10.39, how many degrees of freedom are there in the numerator and denominator of the F test?

Data From Problem 10.39:

The following information is available for two samples selected from independent normally distributed populations: