Mathematics, 09.02.2021 01:00 hannahkharel2

A teacher randomly selects 10 out of her 30 students and finds that the mean height of those 10 students is 5′2". Is this a sample mean or a population mean, and which symbol would be used to denote it?

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A teacher randomly selects 10 out of her 30 students and finds that the mean height of those 10 stud...