Question 12 bottling machine is operating with a standard deviation of 0.1 ounces. Suppose that in a simple random imple of 43 bottles the machine inserted an average of 16.11 ounces into each bottle. Construct and terpret a 92% confidence interval for the average number of ounces in all the bottles the machine fills. i. Procedure: Select an answer Select an answer One mean Z procedure One proportion Z procedure One variance x² procedure One mean T procedure ii. Assumptions: (select everything that applies) Simple random sample The number of positive and negative responses are Sample size is greater than 30 Population standard deviation is unknown Population standard deviation is known Normal population iii. Unknown parameter: Select an answer Select an answer o², population variance u, population mean population proportion

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