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

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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, construct a cumulative percentage distribution for the detergent data if the corresponding frequency distribution uses "9.0 but less than 10.0" as the first class.


Definitions:

Diffuse

To spread or scatter widely or thinly; often relating to the dissemination of ideas or technologies.

Try-demo Units

Sample products or systems that are offered for trial use to demonstrate their capabilities or features before a purchase decision is made.

Trialability

The degree to which a product or service can be experimented with on a limited basis before making a purchase decision.

Failure Rate

The proportion of a product, process, or service failing within a specific period under normal conditions.

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