Statistics questions

Statistics
Tutor: None Selected Time limit: 1 Day

Apr 7th, 2015

patient without drug with drug difference
1 3.4 4.6 1.2
2 5.4 6.8 1.4
3 6.6 7.7 1.1
4 3.5 6.5 3
5 6.9 7.8 0.9
6 5 6.2 1.2
7 5.5 8.2 2.7
8 2.7 4.3 1.6
9 6.1 8.1 2
average of difference=1.667,standard deviation=0.7395

90%confidence limits=(z at 90%=1.645)

lower limit=1.667-0.7395*1.645/9^0.5=1.262

upper limit=1.667+0.7395*1.645/9^0.5=2.072




Apr 7th, 2015

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Apr 7th, 2015
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Apr 7th, 2015
May 26th, 2017
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