The Distribution of the Number of Loaves of Bread Sold

question 135

Short Answer

The distribution of the number of loaves of bread sold per day by a large bakery over the past 5 years has a mean of 7,750 and a standard deviation of 145 loaves. Suppose a random sample of n = 40 days has been selected. What is the approximate probability that the mean number of loaves sold in the sampled days exceeds 7,895 loaves?

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Definitions:

Profitability Index

A financial metric that measures the relative profitability of an investment, calculated as the present value of future cash flows divided by the initial investment cost.

Investment Projects

Initiatives undertaken by companies or individuals to allocate capital in ways expected to yield returns or gains over time, such as purchasing new equipment or expanding operations.

Income Taxes

Taxes imposed by government authorities on the income earned by companies and individuals, a significant component of fiscal policy.

Internal Rate

Often referring to the internal rate of return (IRR), which is the discount rate that makes the net present value of all cash flows from a particular project equal to zero.