How does a trailing-moving average compare to a centered-moving average?

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How can trendless data be evaluated?
How does a trailing-moving average compare to a centered-moving average?
When should exponential smoothing be used for data? Explain with an example.
In exponential smoothing, what type of smoothing constant should be chosen for little smoothing compared with moderate smoothing?
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Justify your answers using examples and reasoning. Comment on the postings of at least two peers and state whether you agree or disagree with their views.

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Research Process

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The research process is a well-structured methodology that aids the manager to make an educated business decision. The most important element of this process is the source of data used. The better the data, the better the result. Data must come from a sample that is random and large enough.