Question: For 105 consecutive days, a process engineer has measured the temperature of champagne bottles as they are made ready for serving. Each day, she took
For 105 consecutive days, a process engineer has measured the temperature of champagne bottles as they are made ready for serving. Each day, she took a sample of 9 bottles. The average across all 945 bottles (105 days, 9 bottles per day) was 52 degrees Fahrenheit. The standard deviation across all bottles was .9 degree.
When constructing an X Bar chart, what would be the upper control limit?
Round your intermediate calculations and final answer to four decimal places.
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