Question

Suppose that a prospective buyer tests bursting pressure of samples of polythene bags

received from two manufacturers A and B. The tests reveal the following results.

Bursting pressure (l bs.) 5 – 10 10 – 15 15 –20 20 - 25 25-30 30-35

No.of bags A

B 2 9 29 54 11 5 9 11 18 32 27 13

Which manufactures bags, judging from these two samples, have the higher average bursting pressure? which of them is more uniform in its bursting pressure

Answer 1

Answer:

I don't now

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