A random sample of size 36 is taken from a population with mean 50 and standard deviation 5. Find P( 
< 51.5) .
Definitions:
Tax Liability
The total amount of tax owed to the tax authorities by an individual, organization, or company at any given time.
Optimal Size
Optimal size is the most efficient scale of operation for a firm where it can minimize its cost and maximize its profitability.
Synergy
The concept that the combined value and performance of two companies will be greater than the sum of the separate individual parts.
Net Present Value
The difference between the present value of cash inflows and the present value of cash outflows over a period of time, used in capital budgeting to assess the profitability of an investment.
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