Answer:
0.7
Step-by-step explanation:
The green container has less. There is 0.7 less
30 punches each round...
i think :)
just divide the punches by the rounds hope this helps
The size of the sample should be obtained at 2401 in order to be 95% confident
Given that:
Margi of error, 
Population proportion, 
To Find: The size of the sample that should be obtained in order to be 95% confident
Let the size of the sample be n
Using formula,

Therefore, the size of the sample should be obtained at 2401 in order to be 95% confident
Learn more about Population proportion here brainly.com/question/15703406
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