Statistics- Suppose a box contains balls of three different colors

| March 30, 2017

Question
Suppose a box contains balls of three different colors: they are either black, or white, or green. We draw a sample of size 1, 000 with replacement, and we see that 350 of them are black, 250 of them are white and rest of them are green. Find out 95% confidence intervals for the proportion of white balls in the box, and the proportion of green balls in the box.

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