Which of the Following Statements About Adware and Spyware Is

question 1

Multiple Choice

Which of the following statements about adware and spyware is true?

• A) Protecting against this software usually requires the purchase and installation of programs designed to prevent the software from being downloaded and installed
• B) Removal programs are 100% successful, although they are very expensive
• C) Adware software removes spyware software from a user's computer
• D) A user must approve the downloading of adware, even if tricked into doing so

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Definitions:

P-Value

The possibility of encountering test findings at least as significant as the observed results, assuming the validity of the null hypothesis.

Normal Distribution

A bell-shaped distribution that is symmetric about the mean, where data near the mean are more frequent in occurrence than data far from the mean.

Sample

A subset of individuals from within a larger population used to approximate characteristics of the whole population.

Poisson Probabilities

The likelihood of a given number of events happening in a fixed interval of time or space, assuming the events occur with a known constant mean rate and independently of the time since the last event.