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A psychopathologist records the number of criminal offenses among teenage drug users in a nationwide sample of 1,201 participants. To measure the variance of criminal
A psychopathologist records the number of criminal offenses among teenage drug users in a nationwide sample of 1,201 participants. To measure the variance of criminal offenses, the researcher computes an SS (sum of squared deviation scores) = 10,800 for their sample.
a) What are the degrees of freedom?
b) compute the variance and standard deviation.
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