i. The shape of the F distribution is determined by the degrees of freedom for the F-statistic, one for the numerator and one for the denominator.
ii. The F distribution's curve is positively skewed.
Iii) Unlike Student's t distribution, there is only one F distribution.
A) (i), (ii) and (iii) are all correct statements
B) (i) and (ii) are correct statements, but not (iii).
C) (i) and (iii) are correct statements but not (ii).
D) (ii) and (iii) are correct statements but not (i).
E) All statements are false

Question

i. The shape of the F distribution is determined by the degrees of freedom for the F-statistic, one for the numerator and one for the denominator. 
ii. The F distribution's curve is positively skewed.
Iii) Unlike Student's t distribution, there is only one F distribution.
A) (i), (ii) and (iii) are all correct statements
B) (i) and (ii) are correct statements, but not (iii).
C) (i) and (iii) are correct statements but not (ii).
D) (ii) and (iii) are correct statements but not (i).
E) All statements are false

Quizplus · Accepted Answer

The F distribution is determined by two degrees of freedom (numerator and denominator) and is positively skewed. There are multiple F distributions, not just one, depending on these degrees of freedom.

I the Shape of the F Distribution Is Determined by the Degrees