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Exhibit 2-5

question 63

Multiple Choice

Exhibit 2-5.The following data represent scores on a pop quiz in a statistics section: $Exhibit 2-5.The following data represent scores on a pop quiz in a statistics section: Refer to Exhibit 2-5.Suppose the data is grouped into five classes,and one of them will be 30 up to 44 -that is,{x;30 ≤ x < 44}.The relative frequency of this class is ____. A) 0.20 B) 0.25 C) 4 D) 5$ Refer to Exhibit 2-5.Suppose the data is grouped into five classes,and one of them will be "30 up to 44"-that is,{x;30 ≤ x < 44}.The relative frequency of this class is ____.

Definitions:

Analytical Data

Data that has been processed or analyzed to provide insights and support decision-making, often used in scientific research, business analysis, and technology applications.

PR Campaign

A planned communication method aimed at developing reciprocal advantageous associations between entities and their audiences.

Tight Budget

Refers to financial constraints that limit spending, requiring careful management of resources and prioritizing expenditures.

Communications Analysis

Examination and assessment of the strategies, channels, and effectiveness of an organization's or individual's methods of communication.