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Which of the following plots are used to check if a data set or time series is random?

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Which of the following plots are used to check if a data set or time series is random?

(a) Lag

(b) Random

(c) Lead

(d) None of the mentioned

The question was posed to me in examination.

I need to ask this question from Plotting in Python topic in portion Data Analysis with Python of Data Science

1 Answer

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Best answer
Correct answer is (a) Lag

Best explanation: Random data should not exhibit any structure in the lag plot.

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