Use the following set of data to determine the mean, median, mode, range, variance, standard deviation, standard error of measurement, and possible range for each score assuming 68% confidence. The reliability coefficient is .85.
Data: 50, 75, 31, 77, 65, 81, 90, 92, 76, 74, 88

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The Answer of Use the following set of data to determine the mean, median, mode, range, variance, standard deviation, standard error of measurement, and possible range for each score assuming 68% confidence. The reliability coefficient is .85.
Data: 50, 75, 31, 77, 65, 81, 90, 92, 76, 74, 88

Use the Following Set of Data to Determine the Mean