Which of the Following Phrases Best Describes a System That

question 35

Multiple Choice

Which of the following phrases best describes a system that inputs data, performs one or more calculations, and produces output data?

• A) manual calculator
• B) digital computer
• C) data-processing system
• D) difference engine
• E) cash register

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Definitions:

Significance Level

The probability threshold below which the null hypothesis is rejected, often denoted by alpha.

Level of Significance

In statistical hypothesis testing, it is the criterion used for deciding whether to reject the null hypothesis, often represented by alpha (α) and set before the study.

Significant Results

Findings in research that are unlikely to have occurred by chance alone, indicating a notable difference or effect that is statistically significant.

Obtained Value

The measured or calculated value resulting from an experiment or study.