klanclos837 klanclos837
  • 16-12-2022
  • Mathematics
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(10a-1a) to decide whether two different types of steel beam have the different fracturetoughness values, 150 specimens of each type are tested. type a beam had samplemean of 60.4, and sample sd of 1.12. type b beams resulted in sample mean of 60.0and sample sd of 1.34

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