judyklgr4730 judyklgr4730
  • 14-11-2017
  • Mathematics
contestada

If the distribution is normal, what is the probability that the sample mean hardness for a random sample of 14 pins is at least 51?

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sevaershov
sevaershov sevaershov
  • 12-01-2019

Answer:

 

Step-by-step explanation:

 

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