TABLE 7-7 Online Customer Service Is a Key Element to Successful Online

question 173

Short Answer

TABLE 7-7
Online customer service is a key element to successful online retailing. According to a marketing survey, 37.5% of online customers take advantage of the online customer service. Random samples of 200 customers are selected.
-Referring to Table 7-7, the population mean of all possible sample proportions is ________.

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Definitions:

Intelligence

The ability to acquire knowledge, solve problems, and use reasoning to adapt to new situations.

Test Difficulty

A measure of how challenging a test or examination is, often determined by the proportion of test-takers who answer each item correctly.

Sequence of Births

The chronological order in which children are born into a family, which is often studied to understand its psychological impact on personality and development.

Boys and Girls

Biological and social categories referring to the two primary sexes, male and female, highlighting their differences in anatomy, psychology, and societal roles.