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Biostatistics

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A-134 ANSWERS TO ODD-NUMBERED EXERCISES<br />

Critical value = 3.51<br />

Intervals for (column level mean) - (row level mean)<br />

Sham Treated<br />

Treated -6.551<br />

2.551<br />

Untreated -21.106 -18.757<br />

-8.894 -7.243<br />

65. Both ¼ rhIGF-I þ rhGH<br />

Analysis of Variance for Response<br />

Source DF SS MS F P<br />

Group 3 4.148 1.383 1.39 0.282<br />

Error 16 15.898 0.994<br />

Total 19 20.046<br />

Level N Mean StDev<br />

Both 5 11.520 0.653<br />

rhGH 5 11.250 0.570<br />

rhIGF-I 6 10.800 1.418<br />

Saline 4 10.250 0.971<br />

Pooled StDev = 0.997<br />

Tukey’s pairwise comparisons<br />

Family error rate = 0.0500<br />

Individual error rate = 0.0113<br />

Critical value = 4.05<br />

Intervals for (column level mean) - (row level mean)<br />

rhGH -1.5354<br />

2.0754<br />

Both rhGH rhIGF-I<br />

rhIGF-I -1.0086 -1.2786<br />

2.4486 2.1786<br />

Saline -0.6450 -0.9150 -1.2927<br />

3.1850 2.9150 2.3927<br />

Individual 95% CIs For Mean<br />

Based on Pooled StDev<br />

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(--------*---------)<br />

(--------*---------)<br />

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(---------*----------)<br />

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10.0<br />

11.0<br />

12.0

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