Mathematics, 10.03.2020 17:58 luvme68297

Out of 3000 welds that have been made on a tower, it is suspected that 35% are defective. To estimate p, the proportion of defective welds, we checked 500 welds (w/o replacement) and find 175 of them are defective. Please find a 90% confidence interval for the p.

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Out of 3000 welds that have been made on a tower, it is suspected that 35% are defective. To estimat...

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