Testing the claim that p > 0.50 involves a one-tailed test. In which tail is the rejection region for the test of this claim? both tails O This cannot be determined without knowing the value of the sample proportion. O left tail O right taili For an F test suppose the degrees of freedom in the numerator (df1) equals 3 - and the degrees of freedom in the denominator (df2) equals 6. If (x = 0.01, ' what is the critical value of F in the one-tailed hypothesis test