Mathematics, 01.04.2020 15:52 kirstenb278

Eleven different video games showing drug use were observed. The duration times of drug use (in seconds) were recorded. When using this sample for a t test of the claim that the population mean is greater than 72 sec, what does df denote, and what is its value?

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Eleven different video games showing drug use were observed. The duration times of drug use (in seco...