What Is a Histogram

question 2

Multiple Choice

What is a histogram?

• A) A table with numerical frequencies from a research study.
• B) A table used to randomly select participants for a research study.
• C) A medical test to detect changes in gene expression.
• D) A graphical representation of study data similar to a bar chart.

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Definitions:

T Filters

A type of electronic filter design that uses a configuration resembling the letter T, commonly used for separating different frequencies.

Filter Circuit

An electronic circuit used to remove unwanted components of a signal, such as noise, or to extract useful parts of the signal, like certain frequencies.

Opposition

In electrical terms, it usually refers to resistance or any impedance to the flow of electric current, hindering the efficient transmission of energy.

Bandpass Filters

Pass a range of frequencies.