The haphazard walk hypothesis refers to the process of determine whether or not a statistical conformation is mystify in a particular dynamic activity, or whether movements in spite of appearance the activity are random. The random walk concept, as it is employ in common stock portfolio analysis and investment, refers to the application of the runs campaign to stock market prices and returns.
Specifically, the runs test seeks to ascertain the presence in a set of entropy of a recurring pattern that would enhance the ability to predict future movements in the data set. If such a recurring pattern does not exist, the assurance is that movements in the data set follow a random walk.
Many investment advisors claim to detect recurr
Table 4: Tests of Normality Daily Returns
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