Predicted & Actual Times for the 2000 Olympic Swimming Events
Men's Predicted              
Events Time +/- S.D. 95% Confidence Interval Actual Time +/- S.D. 95% Confidence Interval
50Fr :22.28 .11 :22.05 :22.51 :22.19 0.20 :22.02 :22.35
100Fr :49.13 .03 :49.06 :49.19 :48.95 0.39 :48.62 :49.28
200Fr 1:48.33 .66 1:47.02 1:49.65 1:47.43 1.51 01:46.18 01:48.69
400Fr 3:47.75 2.12 3:43.51 3:51.98 3:46.21 2.76 03:43.90 03:48.52
1500Fr 15:08.00 10.79 14:56.41 15:29.59 15:01.67 10.15 14:53.18 15:10.16
100Bk :54.86 .26 :54.34 :55.39 :54.85 0.65 :54.30 :55.40
200Bk 2:00.32 .94 1:58.43 2:02.20 01:58.43 1.02 01:57.57 01:59.28
100Br 1:01.19 .13 1:00.93 1:01.46 1:01.25 0.50 01:00.84 01:01.67
200 Br 2:12.97 1.16 2:10.64 2:15.29 02:12.85 0.92 02:12.08 02:13.61
100Fly :52.99 .25 :52.49 :53.48 :52.53 0.42 :52.18 :52.88
200Fly 1:58.04 .84 1:56.36 1:59.72 1:56.69 1.05 01:55.81 01:57.56
200IM 2:01.04 .35 2:00.35 2:01.73 02:01.13 1.23 02:00.10 02:02.15
400IM 4:16.26 .36 4:15.54 4:16.99 4:16.74 3.16 04:14.09 04:19.38
Women's  Predicted              
Events Time +/- S.D. 95% Confidence Interval Actual Time +/- S.D. 95% Confidence Interval
50Fr :25.14 .10 :24.94 :25.34 :25.01 0.48 :24.61 :25.41
100Fr :55.17 .05 :55.06 :55.28 :54.76 0.62 :54.23 :55.28
200Fr 1:59.69 .24 1:59.22 2:00.17 1:58.92 0.49 01:58.52 01:59.33
400Fr 4:09.38 1.23 4:06.91 4:11.84 4:09.46 2.55 04:07.33 04:11.60
800 Fr 8:31.85 3.98 8:23.90 8:39.81 08:27.82 5.74 08:23.02 08:23.62
100Bk 1:01.79 .39 1:01.00 1:02.58 1:01.12 0.58 01:00.64 01:01.61
200Bk 2:11.55 1.27 2:09.01 2:14.10 02:11.71 1.99 02:10.04 02:13.37
100Br 1:09.07 .23 1:08.61 1:09.53 1:08.17 0.92 01:07.40 01:08.94
200 Br 2:26.13 .99 24.15 28.11 02:25.64 1.05 02:24.76 02:26.52
100Fly :59.67 .21 :59.24 1:00.10 :58.48 0.91 :57.71 :59.24
200Fly 2:10.01 .19 2:09.63 2:10.39 2:08.19 1.61 02:06.84 02:09.53
200IM 2:15.39 .23 2:14.93 2:15.86 2:13.51 1.48 02:12.27 02:14.74
400IM 4:44.17 .43 4:43.30 4:45.04 4:40.84 4.79 04:36.84 04:44.85
The events in which there is a significant difference between our predicted time and the actual time are  
designated with a blue line.  All of these events were significantly faster than our predictions:    
Men's 100 Backstroke, Men's 100 Butterfly, Women's 200 Freestyle, Women's 100 Breaststroke,  
Women's 100 Butterfly, Women's 200 Butterfly, and Women's 200 Individual Medley.    

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