Examples of non-random patterns that may be evident on a time series graph include
A)trends.
B)increasing variance over time.
C)a meandering pattern.
D)all of these choices.

Question

Quizplus · Accepted Answer

All the options listed (trends, increasing variance over time, and a meandering pattern) are examples of non-random patterns that can be observed in a time series graph. Trends indicate a general direction in which the data is moving, increasing variance over time shows that data points are becoming more spread out as time progresses, and a meandering pattern suggests a fluctuating but discernible pattern in the data over time.

Examples of Non-Random Patterns That May Be Evident on a Time