A Newspaper Is Considering the Launch of an Online Edition

question 40

Essay

A newspaper is considering the launch of an online edition.The newspaper plans to go ahead only if it's convinced that more than 35% of current readers would subscribe.The newspaper contacts a simple random sample of 1000 current subscribers,and 345 of those surveyed expressed interest.What should the company do? Test an appropriate hypothesis and state your conclusion.Be sure the appropriate assumptions and conditions are satisfied before you proceed.Use a calculator to find z-scores and P-values.

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Definitions:

Reactive Power

The component of electrical power that oscillates between the source and load, associated with magnetic and electric fields, measured in Volt-Amps Reactive (VAR).

Impressed Voltage

The voltage applied across a circuit or component, not necessarily resulting from direct contact.

Applied Voltage

The electrical potential difference deliberately introduced to a circuit or device.

Capacitive Reactance

The opposition that a capacitor offers to alternating current (AC), which decreases as the frequency of the AC increases, calculated as 1/(2πfC) where f is the frequency and C is the capacitance.