Question: Workers take five samples of size seven from a process. For each sample, they compute the process mean. Those means are as follows: 12.06, 12.04,
Workers take five samples of size seven from a process. For each sample, they compute the process mean. Those means are as follows: 12.06, 12.04, 12.07, 12.03, and 12.09. What is the grand mean? Do not round interim calculations. Round your final answer to three decimal points.
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