Academic Writing

With a minimum word limit of 1000 words, and within 2 weeks, You will be required to answer 6 short questions. Payment of $80.00 will be released if all 6 questions are answered correctly.

If you wish to refresh your memory on granger causality, please read the following Wikipedia link:

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If you wish to refresh your memory on convergent cross mapping (CCM), please read the following Wikipedia link:

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And please read the following link for an example of how CCM is applied to infer whether causation is bidirectional, unidirectional or etc:

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Below HERE ARE THE SIX Questions, divided into part 1 and part 2:

PART 1

Question 1

A study is conducted to examine the relationship between median magnesium intake (X) and %all cause mortality (Y). Please read the study found on the following link:

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Analyse X and Y using granger causality. Based on your analysis, does X cause Y, or does Y cause X, or neither? Show the steps of the granger causality calculation which you used to arrive at your conclusion.

Question 2

Using convergent cross mapping (CCM), analyse X and Y again. Based on CCM analysis, does X cause Y, or does Y cause X, or neither? Show your CCM calculation steps

Question 3

Using CCM again, please state whether the causal relationship between X and Y is bidirectional, transitive, unidirectional, externally forced, or neither (no causal relationship) and the CCM calculations which you use to arrive at your conclusion.

PART 2

Question 4

A study is conducted to examine the relationship between Resting heart rate (X) and %all cause mortality (Y). Please read the study found on the following link:

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Analyse X and Y using granger causality. Based on your analysis, does X cause Y, or does Y cause X, or neither?

Show the steps of the granger causality calculation which you used to arrive at your conclusion.

Question 5

Using convergent cross mapping (CCM), analyse X and Y again. Based on your analysis, does X cause Y, or does Y cause X, or neither? Show your CCM calculation steps

Question 6

Using convergent cross mapping (CCM) again, please state whether the causal relationship between X and Y is bidirectional, transitive, unidirectional, externally forced or neither (no causal relationship) and the CCM calculations which you use to arrive at your conclusion

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