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A Sample of 200 Light Bulbs Was Tested and It $0.055 \pm 1.96$

Question 32

Multiple Choice

A sample of 200 light bulbs was tested and it was found that 11 were defective.Calculate a 95% confidence interval around this sample proportion.

A) $0.055 \pm 1.96$
B) $0.055 \pm 0.016$
C) $0.055 \pm 0.032$
D) $11 \pm 1.96$
E) $200 \pm 11$

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