Until Recently, Good PC Software for Producing Digital Videos Was

question 55

Multiple Choice

Until recently, good PC software for producing digital videos was not available, but was much in demand by businesses. The first companies to produce a specific type of program had good sales even though they did little promotion and their programs were not "user-friendly." It seems that many of these "innovators" operated as if they were in the:

• A) simple trade era.
• B) marketing department era.
• C) sales era.
• D) marketing company era.
• E) production era.

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Definitions:

Null Hypothesis

A statement suggesting that there is no significant difference or relationship between specified populations, any observed difference being due to sampling or experimental error.

Null Hypothesis

A statement in statistical hypothesis testing that assumes no effect or no difference between phenomena or populations.

Level of Risk

The probability or chance of experiencing harm or loss.

One-sample Z-test

A statistical test used to determine whether there is a significant difference between the mean of a sample and a known or hypothesized population mean.