It does this by evaluating the prediction errors of The 2 designs around a specific period. The examination checks the null hypothesis that the two versions provide the identical effectiveness on common, towards the alternative that they don't. In case the take a look at statistic exceeds a significant value, we reject the null hypothesis, indicating that the real difference inside the forecast accuracy is statistically substantial.
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, is surely an extension of the Gaussian random stroll procedure, wherein, at each time, we may perhaps take a Gaussian move using a chance of p or remain in precisely the same point out by using a chance of 1 ??p
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