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

question 172

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 standard error of all possible sample proportions is ________.

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Definitions:

Nominal

Describing a data classification that categorizes data without a natural order or ranking.

Inferential Statistics

The branch of statistics that allows for the making of predictions or inferences about a population based on a sample of data.

Descriptive Statistics

Statistical methods that summarize and describe the features of a dataset, including measures such as mean, median, mode, and standard deviation.

Study Group

A group of individuals participating in a research study or an educational activity aimed at learning or investigating a particular topic.