The Length of Time the Shutter Is Open When the Film

question 28

Multiple Choice

The length of time the shutter is open when the film is exposed in a camera is determined by the

• A)shutter speed.
• B)f-stop.
• C)focal length of the lens.
• D)focusing.
• E)diameter of the aperature.

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Definitions:

Sampling Distribution

The probability distribution of a given random-sample-based statistic.

Variances

A measure of the dispersion or spread in a set of data points, indicating how much the values in a dataset differ from the mean.

Mean

The average of a set of numbers, calculated by adding them together and dividing by the count of the numbers.

Random Samples

A group of people selected from a larger pool where every person has the same probability of being chosen.