The Variance of an Activity Is Given By

question 104

Multiple Choice

The variance of an activity is given by:

• A)[1/6(b-A)]².
• B)1/6[b-a].
• C)[1/36(b-a)]².
• D)1/36[b-a].

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Definitions:

Interquartile Range

A measure of variability, defined as the difference between the first and third quartiles, describing the middle 50% of a data set.

25th Percentile

A value below which 25% of the data falls.

75th Percentile

A value below which 75% of the data points in a dataset fall, used as a measure of dispersion.

Symmetric Data

Data that are evenly distributed around the center, showing mirror-image properties on both sides of the median.