Answer:
The value remain unchanged.
Step-by-step explanation:
By Z score, we mean:
Z = 
, if we substitute the given values of mean and standard deviation, we obtain the z score value. That is,
Z = 
= 85/12 = 7.083333.
NB: We assume that mean and standard deviation are in the same units.
Answer:
c
Step-by-step explanation:
Answer:
4
Step-by-step explanation:
duh
Answer:
the first one is ×=-2-3/5
the second one is ×=1-3y/2
hope it helps
