a) Simulation models are not the only models that can be used for understanding and improving the real world. There exist other modeling approaches. Why would simulation be used in preference to these other modeling approaches.

Q: please answer the last 2 questions d and e

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Q: Number 27

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Q: now please answer d and e

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A: A confidence interval is a type of estimate computed from the statistics of the observed data. This…

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A: Se=0.057847, df=n-2=23

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A: The given function is y=xx4+4

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A: Dear student, Since you have posted two questions, as per our policy we will answer first question.…

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Confidence Intervals

When we calculate intervals in probability and statistics, it can be simply termed as finding out a confidence interval. The confidence interval is usually calculated from the data set which is observed. The value of the parameter that needs to be calculated is present here only.