What is the significance of calculating a mean, standard deviation, and percent error

the unequal cytoplasmic division that  results  in  one egg  and three polar bodies ensures that a fertilized  egg has  ample nutrients  forits journey  to  the uterus.

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d.  

there was a variety of food available on island x, but there were only large seeds and nuts on island y.

gag reflex, poor dentition, gum retraction

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