What Proportion of the Data from a Normal Distribution Is

question 4

Short Answer

What proportion of the data from a normal distribution is within 2 standard deviations of the mean? $\begin{array}{|l|l|}\hline\text { A. } & 0.3413 . \\\hline \text { B. } & 0.4772 . \\\hline \text { C. } & 0.6826 . \\\hline \text { D. } & 0.9544 . \\\hline\end{array}$

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Definitions:

Horizontal Analysis

A financial analysis technique that compares line items in financial statements over a series of periods to identify trends.

Net Sales

The total revenue from sales of goods or services, minus returns, allowances, and discounts.

Operating Expenses

Costs associated with running a business's core operations on a day-to-day basis, excluding the cost of goods sold.

Cost Of Goods Sold

The direct costs attributable to the production of the goods sold by a company, including materials, labor, and overhead expenses.