Applet Exercise Refer to Example 7.5. If ? 2 = 1 and n =
Chapter 7, Problem 18E(choose chapter or problem)
Applet Exercise Refer to Example 7.5. If \(\sigma^{2}=1\) and n = 10, use the applet Chi-Square Probabilities and Quantiles to find \(\mathrm{P}\left(\mathrm{S}^{2} \geq 3\right)\). (Recall that, under the conditions previously given, \(9 S^{2}\) has a \(X^{2}\) distribution with 9 df.)
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