$$\text { TABLE 8-7 }$$ After an Extensive Advertising Campaign, the Manager of a Company

question 136

True/False

$$\text { TABLE 8-7 }$$ After an extensive advertising campaign, the manager of a company wants to estimate the proportion of potential customers that recognize a new product. She samples 120 potential consumers and finds that 54 recognize this product. She uses this sample information to obtain a 95% confidence interval that goes from 0.36 to 0.54.
-Referring to Table 8-7, this interval requires the use of the t distribution to obtain the confidence coefficient.

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Industrial

Pertaining to production or manufacturing environments, often involving heavy machinery and equipment.

Auxiliary Equipment

Equipment that supports the primary operation of a system but is not the main component, often providing additional functionality or safety.

Control Contacts

Components in electrical devices that make or break the electrical connection, often used in relays, switches, and circuit breakers to control the flow of electricity.

Manual Motor Starters

Devices designed to manually switch on and off motors while providing overload protection to prevent motor damage.