Answer:
i cant help with the problem but i cant tell you one thing...
Step-by-step explanation:
.... oh no! WRONG QUESTION I GOT TO GO!!!
The mean that the library and calculated is not correct. Her mistake was she divided 55 by 8 instead of dividing by 10.
Please see the attached picture for the work in finding the correct mean of 5.5 books.
Answer:
The answer is C (6.21).
Step-by-step explanation: