Question: A random sample of 6 items have mean 58,392 with standard deviation of 648. Use this information at the level of significance 0.05 to

A random sample of 6 items have mean 58,392 with standard deviation

A random sample of 6 items have mean 58,392 with standard deviation of 648. Use this information at the level of significance 0.05 to test whether the mean is true from which the sample came of 53,000.

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