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Hello, Can I please have an answer to the below question? According to the weak form of the EMH: successive price changes are biased. successive

Hello,

Can I please have an answer to the below question?

According to the weak form of the EMH:

successive price changes are biased.

successive price changes are dependent.

specified trading rules can prove to be extremely useful in generating excess returns.

successive price changes are independent.

Thanks.

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