If it i5 known that 25% of certain steel rod~ produced by
Chapter 25, Problem 25.7(choose chapter or problem)
If it i5 known that 25% of certain steel rod~ produced by a standard process will break when subjected to a load of 5000 lb, can we claim that a new process yieldsthe same breakage rate if we find that in a sample of80 rods produced by the new process, 27 rods brokewhen subjected to that load? (Use a = 5%.)
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