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What is the z-score associated with number

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In a series of numbers with a mean of X(mean) of 29 the D2(d-squared) statistic is found to be equal to 18. If the sum of sweared deviations from the mean is equal to 404, how many numbers are in the series. You are only given one individual score Xi=22. What is the z-score associated with this number.

Reference no: EM132855865

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