Question: In statistics, what does df denote? If a simple random sample of 1717speeds of cars on California Highway 405 is to be used to test

In statistics, what does df denote? If a simple random sample of 1717speeds of cars on California Highway 405 is to be used to test the claim that the sample values are from a population with a mean greater than the posted speed limit of 65 mi/h, what is the specific value of df?

Choose the correct answer below.

A. df denotes the number of degrees of freedom. For this sample, dfequals=1616.

B. df denotes the number of degrees of freedom. For this sample, dfequals=1717.

C. df denotes the distribution of freedom. For this sample, dfequals=1717.

D. df denotes the distribution of freedom. For this sample, dfequals=1616.

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