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

question 191

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, the percentage of drive-through car wash operations that use "12.0 but less than 13.0 gallons" of detergent would be ________.

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Definitions:

Hindsight Bias

The tendency to believe, after an event has occurred, that one would have predicted or expected the outcome, often known as the "I-knew-it-all-along" phenomenon.

Just-World Phenomenon

The Just-World Phenomenon is a cognitive bias wherein individuals believe that the world is inherently fair, leading them to rationalize others' suffering as deserved due to their actions.

Scapegoating

The practice of singling out one person or group for unmerited blame and hostility.

Other-Race Effect

An inclination to more effortlessly discern faces of the race one is predominantly exposed to, generally one's own race.