A jar contains 11 red marbles, 12 blue marbles, and 6 white marbles. Four marbles from this jar are selected, with each marble being replaced after each selection. What is the standard deviation of X, the number of draws until the first red marble? 0.4852 0.9704 O2.0770 1.5172

Q: Can I get some help with this please?

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Q: Ho te

A: Note As you don't mention what to find .i am just simplify

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A: b) c)

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Q: Please Finish Parts D and E

A: the point estimate of standard deviation σ σ^=SSEn-2