Use the weighted average at xnplinear interpolation method to compute the 63.819 percentile for the following set of data. Round your answer to 4 decimal places. 67.64, 62.87, 11.92, 74.3, 17.35, 11.42, 24.62, 43.1, 71.21, 81.17, 7.42, 60.67, 93, 57.67, 63.58, 83.16, 45.67, 16.72, 28.29, 69.88

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