An Instrument Used to Measure the Pressure of a Gas

question 77

Multiple Choice

An instrument used to measure the pressure of a gas in a laboratory is called a

• A) barometer.
• B) manometer.
• C) sphygmomanometer.
• D) spectrophotometer.
• E) spectrometer.

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Definitions:

Standard Deviation

A measure of the dispersion of a set of data from its mean, indicating how spread out the data points are.

Standard Deviation

A statistic that quantifies the amount of variation or dispersion of a set of data values.

Sample Size

The number of individual observations or data points used in a statistical sample.

Standard Deviation

A measure of the amount of variation or dispersion of a set of values in a dataset, indicating how spread out the values are from the mean.