Information Can Be Input and Retrieved by Use of a Personal

question 45

True/False

Information can be input and retrieved by use of a personal data assistant.

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Definitions:

Sample Variance

A measure of variability within a sample dataset, calculated by taking the sum of squared differences from the mean divided by the number of observations minus one.

Standard Deviation

A statistics metric that quantifies the variation or dispersion of a set of values.

Sample Mean

The average value of a sample, calculated by summing all the observations and dividing by the number of observations in the sample.

Range

The difference between the maximum and minimum values in a data set, indicating the spread of the data.