Tentor, |nc., purchases disposable coffee cups on which to print logos for sporting events, proms, birthdays, and other special occasions. The owner received a large shipment of 1332 cups this afternoon, and to ensure the quality of the shipment, he selected a random sample of 214 cups and identified 39 as defective. What is the estimated proportion of defectives in the population? (Round the final answer to 3 decimal places.) Answer What is the standard error of the sample proportion? (Round your answer to 3 decimal places.) Answer What are the upper and lower bounds for a 85% confidence level? (Round the final answers to 3 decimal places.) Upper bound is Answer Lower bound is