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The data below are the scores of 25 students in a 15-item Statistics quiz.Construct the probability distribution of the random variable N that represents the

The data below are the scores of 25 students in a 15-item Statistics quiz.Construct the probability distribution of the random variable N that represents the score. Find the mean. Does the mean indicate a good result if the passing score is 12? Find the variance and standard deviation, interpret the results.

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