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  3. the data below contain the number of defects observed on...

Question: the data below contain the number of defects observed on...

Question details

The data below contain the number of defects observed on each of 250 lcd screens.

hw1_q4.csv

a) What proportion of the screens have more than 4 defects? Give your answer to three decimal places.  

b)What propotion of the screens have at most 4 defects? Give your answer to three decimal places.  

c)What proportion of the screens have fewer than 4 defects? Give your answer to three decimal places.  

d)What proportion of the screens have exactly 4 defects? Give your answer to three decimal places.  

e)What proportion of the screens have at least 4 defects? Give your answer to three decimal places.  

defects: hw1_q4.csv
0
1
2
4
5
5
3
4
3
4
4
2
2
1
0
2
1
3
4
1
4
5
1
2
2
1
4
4
2
0
3
2
1
1
1
1
1
0
0
3
5
4
1
1
5
1
5
1
5
3
2
3
3
4
1
1
0
1
0
2
1
3
0
2
5
2
3
0
2
3
4
2
2
0
4
2
1
3
3
1
2
1
5
1
0
1
1
1
1
1
3
2
0
3
5
5
1
2
5
3
1
3
1
3
4
5
1
0
3
6
1
1
1
1
1
1
1
2
1
3
5
0
1
5
3
0
4
5
3
4
3
4
2
4
3
1
3
5
2
1
5
3
2
0
4
3
1
1
1
3
5
1
3
1
1
2
1
6
1
5
4
0
4
2
4
2
4
2
1
1
4
1
4
1
1
3
5
3
4
1
1
4
1
0
5
2
2
1
2
4
1
1
4
5
3
2
1
2
0
3
3
5
6
2
1
1
1
1
0
0
1
1
4
3
1
3
1
4
5
3
3
0
6
2
6
3
1
1
1
1
0
5
1
0
2
1
1
3
2
1
3
4
3
2
2
1
1
3
6
1
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