Question: 9.56. We can regard the problem studied in Chapter 5 of estimating a single mean jx as estimating the parameter in the simple model, E{y)

9.56. We can regard the problem studied in Chapter 5 of estimating a single mean jx as estimating the parameter in the simple model, E{y) = /x, with a single parameter. Use this fact to explain why the estimate Sy of the standard deviation of the marginal distribution has -n - 1.

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