Question: plz solve it urgently For 138 consecutive days, a process engineer has measured the temperature of champagne bottles as they are made ready for serving.

plz solve it urgently

For 138 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 5 bottles. The average across all 690 bottles (138 days, 5 bottles per day) was 49 degrees Fahrenheit. The standard deviation across all bottles was 1.5 degree. (Round your intermediate calculations and final answer to 4 decimal places.) When constructing an X-bar chart, what would be the upper control limit? degrees Fahrenheit

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