A statistics student randomly selected 45 packets of sugar and weighed the contents of each​ packet, getting a mean of 3.586 grams and a standard deviation of 0.194 grams. Test the claim that the weights of the sugar packets have a mean no longer equal to 3.5​ grams, as indicated on the label. Let​ "alpha" be 0.10 to test this claim.

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Q: the mean is 146, and standard deviation is 35. A score of 181 is how many z-scores above the mean?

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Q: Calculate z scores from two samples "he tallest living man at one time had a height of 252 cm. The…

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Q: The mean is 146 and the standard deviation is 35. A score of 41 is how many z-scores below the mean?

A: