Searched refs:std_dev (Results 1 – 3 of 3) sorted by relevance
42 double std_dev; in main() local83 std_dev = sqrt((sum_sq_x / num_data_items) - (mean * mean)); in main()85 std_dev, (std_dev * 100.0) / mean); in main()86 one_sd_low = mean - std_dev; in main()87 one_sd_high = mean + std_dev; in main()88 two_sd_low = mean - (2 * std_dev); in main()89 two_sd_high = mean + (2 * std_dev); in main()90 three_sd_low = mean - (3 * std_dev); in main()91 three_sd_high = mean + (3 * std_dev); in main()
227 std_dev = stddev(item[1])228 averaged_timing_points.append((item[0], average, std_dev, len(item[1])))