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Answers by Rpascal

Answers by Rpascal
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The scores on an exam are normally distributed, with a mean of 74 and a standard deviation of 7. What percent of the scores are less than 81? 50%
answered Jan 25, 2018
3 votes
67.2k views
Why do you think that forensic scientists continue to look for class characteristics given their limitations? crime and investigations?
answered Jan 15, 2018
6 votes
226k views
Skeletal and smooth muscles move when nerve impulses, sent from the ___________ , stimulate the muscle fibers, telling them to either contract or relax.
answered Oct 29, 2017
6 votes
188k views
In the classification of eukaryotes, protists were once placed in a single kingdom. Briefly evaluate whether this classification system is accurate.
answered May 18, 2017
0 votes
11.1k views
Which statement describes the composition of potassium chlorate, KClO3? (1) The proportion by mass of elements combined in potassium chlorate is fixed. (2) The proportion by mass of elements combined in
answered Feb 15, 2016
0 votes
123k views
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