If the annual return expressed as a percentage from the All Ordinaries Index is approximately distributed as X∼NX∼N(4, 1

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answerhappygod
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If the annual return expressed as a percentage from the All Ordinaries Index is approximately distributed as X∼NX∼N(4, 1

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If the annual return expressed as a percentage from the AllOrdinaries Index is approximately distributed as X∼NX∼N(4,16.6), use RStudio to find a value(correct to at least two decimal places) which we expect the annualreturn to exceed only once every four years (the probability ofgetting less than that return is 0.75):
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