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Question #2 An engineer is faced with the problem of assessing the number of defected chips produced by a certain company. A sample of 200

Question #2

An engineer is faced with the problem of assessing the number of defected chips produced by a certain company. A sample of 200 chips is selected and the sample contained 4 defective chips.

(a) Calculate a 95% upper confidence bound for the number of defected chips.

(b) Find the conclusion of the test H0 : p = 0.05 versus H1 : p < 0.05 at the level of significance = 0.05

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