Answer:
-5 5/6 is your answer. So, A. Hope this helps!!!
So, we need to find how many students voted for Mark, I assume.
So, we need to divide 30 by 5
30 ÷ 5 = 6
So, 3 × 6 =18.
So, Mark received 18 votes
I think this is the answer.
Glad I could help, and good luck!
AnonymousGiantsFan
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The error in Jerry's calculation is 4.84
The number of employees, N = 4
The mean is calculated as:

The formula for the standard deviation is:

This can be further calculated as:

Jerry thinks the Standard Deviation = 8
The true Standard Deviation = 3.16
Error = |True value - Measured value|
Error = |3.16 - 8|
Error = 4.84
Learn more here: brainly.com/question/18562832