The answer is 4
So the ratio would be 12/4
Then u simplify into 4/1 ( I divided each number by 4)
Answer:
4.0486
Step-by-step explanation:
The margin of error is calculated using 
Where n=60 is the sample size and
is the population standard deviation.
The critical value corresponding to 95% confidence interval is 
We substitute the values to obtain;


The correct answer is the second answer choice.
I need a photo to tell you the answer