A Wave Having a Frequency of 1000 Hz Vibrates at

question 73

Multiple Choice

A wave having a frequency of 1000 Hz vibrates at

• A)less than 1000 cycles per second.
• B)1000 cycles per second.
• C)more than 1000 cycles per second.
• D)none of the above

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Definitions:

Time Trend

A pattern or direction in data that shows movement over a period of time.

Indicator Variable

A variable used in statistical models that takes on the value of 0 or 1 to indicate the absence or presence of some categorical effect or feature.

Smoothing Constant

A parameter used in exponential smoothing methods to adjust the level of smoothing applied to time series data, influencing the weight given to recent versus older observations.

Mean Absolute Deviation

The average of the absolute differences between each data value and the mean of the data set, measuring variability.