I the Mean of a Normal Distribution Is Represented by σ

Multiple Choice

i. The mean of a normal distribution is represented by σ.
ii. When referring to the normal probability function, there is not just one of them; there is a "family"
Of them.
iii. Some normal probability distributions have equal arithmetic means, but their standard deviations
May be different.

A) (i) , (ii) , and (iii) are all correct statements.
B) (i) is a correct statement but not (ii) or (iii) .
C) (i) and (iii) are correct statements but not (ii) .
D) (ii) and (iii) are correct statements but not (i) .
E) (i) , (ii) , and (iii) are all false statements.