Monday
October 20, 2014

Homework Help: statistics

Posted by ryee on Sunday, April 24, 2011 at 6:56pm.

the birth of healthy, full term infants in the United States is nearly normally distributed. The mean weight is 3,500 grams, and the standard deeviation is 500 grams.
(a) what percentage of the healthy newborns will weigh more than 3,250 grams?
(b) what weightswould 95% of all healthy newborns tend to fall between?
(c)what is the z score for an infant who weighs 2,750 grams?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

statistics - An obstetrician maintains that preterm babies (gestation less than ...
Stats. - An obstetrician maintains that preterm babies (gestation less than 37 ...
statistics - The weight of a can made from a machine is normally distributed ...
statistics - An automatic machine that fills bags of unpopped popcorn is ...
statistics - An automatic machine that fills bags of unpopped popcorn is ...
Please help with Calculus?? - Boxes are labeled as containing 500g of cereal. ...
math - The weight of a can made from a machine is normally distributed with a ...
Statistics - A particular fruit's weights are normally distributed, with a mean ...
statistics - The weight of a small Starbucks coffee is a normally distributed ...
Statistics - The Weight of a small Starbucks coffee is normally distributed ...

Search
Members