Juicy Fruits limited are extracting Mango juice from mangoes and classifying into 1^st ,2^nd,3^rd and 4^th grades in the ratio 1:2:3:4. Juicy Fruits limited have adopted a modern juice extraction technology and as a result 600 juice packets were examined and graded as follows;

Grade	1st	2nd	3rd	4th
No.of juice packets	54	118	175	253

By testing the hypothesis at 0.01 check whether the new technology adopted by juicy fruits ltd has improved the grading of fruits.