Time-Series Data May Exhibit Which of the Following Behaviors

question 2

Multiple Choice

Time-series data may exhibit which of the following behaviors?

• A)trend
• B)random variations
• C)seasonality
• D)cycles
• E)They may exhibit all of the above.

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Definitions:

Type II Error

The mistake of failing to reject a false null hypothesis, also known as a "false negative" finding in statistical tests.

Sample Size

The number of observations or replicates included in a statistical sample, which directly impacts the validity and accuracy of an analysis.

Level of Significance

Represents the critical value that delineates the boundary for rejecting the null hypothesis in hypothesis testing.

Power of Test

The probability that a statistical test will correctly reject a false null hypothesis, a measure of a test’s ability to detect an effect when there is one.