A Variable Contains Five Categories $\alpha$ = 01, the Degrees of Freedom for This Test Are _______

Multiple Choice

A variable contains five categories.It is expected that data are uniformly distributed across these five categories.To test this, a sample of observed data is gathered on this variable resulting in frequencies of 27, 30, 29, 21, and 24.Using $\alpha$ = .01, the degrees of freedom for this test are _______.

A) 5
B) 4
C) 3
D) 2
E) 1