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Mathematics, 04.04.2020 14:26 SkyThefly
A random sample of 28 plastic items is obtained, and their breaking strengths are measured. The sample mean is 7.142 and the sample standard deviation is 0.672. Conduct a hypothesis test to assess whether there is evidence that the average breaking strength is not 7.000.
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A random sample of 28 plastic items is obtained, and their breaking strengths are measured. The samp...
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