TABLE 2-13 Given Below Is the Stem-And-Leaf Display Representing the Amount of Amount

question 127

Short Answer

TABLE 2-13
Given below is the stem-and-leaf display representing the amount of detergent used in gallons (with leaves in tenths of gallons) in a day by 25 drive-through car wash operations in Phoenix.
9 | 1 4 7
10 | 0 2 2 3 8
11 | 1 3 5 5 6 6 7 7 7
12 | 2 2 3 4 8 9
13 | 0 2
-Referring to Table 2-13, if a percentage histogram for the detergent data is constructed, using "9.0 but less than 10.0 gallons" as the first class, what percentage of drive-through car wash operations use less than 12 gallons of detergent in a day?

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Definitions:

Discounted Cash Flows

A valuation method used to estimate the value of an investment based on its future cash flows, adjusted for the time value of money.

Average Accounting Return

A financial ratio that represents the average annual income as a percentage of the initial investment, used in capital budgeting to estimate the profitability of potential investments.

Expected Profit

The anticipated return from an investment or business activity, considering probabilities of various outcomes.

Straight-Line Depreciation

A technique for computing an asset's depreciation that presumes the asset depreciates by a consistent amount annually throughout its expected lifespan.