Question: I am struggling to understand this problem for my math class and I could use some help understanding it. A forensic psychologist records the number

I am struggling to understand this problem for my math class and I could use some help understanding it.

A forensic psychologist records the number of criminal offenses among teenage drug users in a nationwide sample of 1,301 participants. To measure the variance of criminal offenses, he has SS = 20,800 for this sample.

(a) What are the degrees of freedom for variance?

(b) variance

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