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

question 150

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 relative frequency or percentage distribution 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 at least 10 gallons but less than 13 gallons of detergent in a day?

---

Definitions:

Face-to-face Interaction Techniques

Methods used to facilitate direct, personal communication between individuals, often to improve understanding or resolve conflict.

Informal Groups

Collections of individuals within an organization that form naturally based on personal relationships rather than organizational structure.

Formal Work Assignments

Tasks or projects assigned in an official capacity, typically documented and structured within organizational frameworks.

Formal Groups

Organized collections of individuals with a specific purpose, structured roles, and established rules within a larger organization.