The SD of a list is zero. Select all that apply:

A all the numbers in the list must be zero

B at least half the numbers in the list must be zeron

C al the numbers in the list must be equal

D at least half the numbers in the list must be eqaul

E the mean of the list must be zero

F the IQR of the list must be zero

G the range of the list must be zero

H all of the above

I none of the above

. The IQR of a list is zero. Select all that apply

A all the numbers in the list must be zero

B at least half the numbers in the list must be zeron

C al the numbers in the list must be equal

D at least half the numbers in the list must be eqaul

E the mean of the list must be zero

F the IQR of the list must be zero

G the range of the list must be zero

H all of the above

I none of the above