Use the data given below to answer the following question(s) .
The sales details of a particular game are shown below.The value of k is set at 3. 
-For the given data,what is the value of the mean square error?
Definitions:
LLP
Limited Liability Partnership, a partnership where some or all partners have limited liabilities, protecting individual partners from the debts of the partnership.
Net Income
The amount of profit that remains after subtracting all the costs, taxes, and expenses from total revenue.
Capital Account Balance
The amount recorded in a company's capital account, representing the net worth or equity of the owners in the business.
Partnership Capital
The total amount invested by all partners in a partnership, representing their ownership interest.
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