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(IELM313)solution to homework 2.pdf
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2a)



b)
X(i)
O(i)
E(i)
(O(i)-E(i))^2/E(i)

0-0.25
9
13.01461
1.238383978

0.25-0.5
10
9.627008
0.014451334

0.5-1
11
12.38876
0.155677872

1-1.5
6
6.778729
0.089459128

1.5-3
10
6.849079
1.449582371

>3
4
1.341815
5.265964312



sum
8.213518995





D.O.E=6-1-1=4


Do not reject

C)