For input/-1,-2,-3, stats-neg-error output differs from the expected output. See the file diffs/stats-neg-error/-1,-2,-3 for details. For input/1,2,3, stats-neg-error output differs from the expected output. See the file diffs/stats-neg-error/1,2,3 for details. For input/1.5,18.63,0.89, stats-neg-error output differs from the expected output. See the file diffs/stats-neg-error/1.5,18.63,0.89 for details. For input/big-nums, stats-neg-error output differs from the expected output. See the file diffs/stats-neg-error/big-nums for details. For input/-1,-2,-3, stats-neg-error-return output differs from the expected output. See the file diffs/stats-neg-error-return/-1,-2,-3 for details. For input/1.5,18.63,0.89, stats-neg-error-return output differs from the expected output. See the file diffs/stats-neg-error-return/1.5,18.63,0.89 for details. For input/big-nums, stats-neg-error-return output differs from the expected output. See the file diffs/stats-neg-error-return/big-nums for details.