Yes, the equation is balanced. (brainliest?)
What’s the equation given ?
Answer:
c 44
Step-by-step explanation:
Answer: a. $128.125
Step-by-step explanation:
The standard error of the mean is given by :
, where
= population standard deviation , n= sample size.
Given: 
n= 256
Then, the standard error of the mean:-

Hence, option a. is correct.
Answer:
It is the second picture.
Step-by-step explanation: