.09:
"of" means that you have to multiply.
1/10 is equal to .1
If you multiply 0.1 by 0.9 you will get .09
Answer:
x = 
Step-by-step explanation:

i think this is
Answer:
The symbol 'n,' represents the total number of individuals or observations in the sample.
Answer:
4 units
Step-by-step explanation:
correct on edge