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Please i need it as fast as you can.. Q6. A manufacturer of intraocular lenses is qualifying a new grinding machine and will qualify the machine if there is evidence that percentage of polished lenses that contain sur¬face defects does not exceed 2%. A random sample of 240 lenses contains 5 defective lenses.(a) Formulate and test an appropriate set of hypotheses to de¬termine if the machine can be qualified. Use a = 0.05. Find the P-value.(b) Explain how the question in part (a) could be answered with confidence interval.Q7. A random sample of 1000 registered voters in Phoenix’is asked if they favor the use of oxygenated fuels year-round to reduce air pollution. If more than 630 voters respond posi¬tively, we will conclude that at least 60% of the voters favor the use of these fuels.(a) Find the probability of type I error if exactly 60% of thevoters favor the use of these fuels.(b) What is the type II error probability if 75% of the votersfavor this action?
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