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Twenty one different video games showing drug use were observed The duration times of drug...

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Twenty one 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 81 sec what does df denote and what is its value What does df denote A The number of degrees of freedom OB The sample size OC The sample standard deviation OD The test statistic The value of df is Type an integer or a decimal Do not round GELEE

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