Posted by **Daniel** on Tuesday, February 12, 2013 at 9:42pm.

Actual lengths of pregnancy terms are nearly normally distributed about a mean pregnancy length (of about 38-39 weeks) with a standard deviation of 15 days: about what percentage of births would be expected to occur within 15 days of the mean pregnancy length?

## Answer This Question

## Related Questions

- Statistics - The lengths of pregnancies are normally distributed with a mean of ...
- math,help - how would i do about this problem can someone explain it to me or ...
- Math ---HELP!!!!! - The amount of Jen’s monthly phone bill is normally ...
- Math - The amount of Jen’s monthly phone bill is normally distributed with a ...
- math - The amount of Jen’s monthly phone bill is normally distributed with a ...
- math - The amount of Jen’s monthly phone bill is normally distributed with a ...
- Math ---HELP!!!!! - If light bulbs have lives that are normally distributed with...
- Math - If light bulbs have lives that are normally distributed with a mean of ...
- Math ---HELP!!!!! - light bulbs have lives that are normally distributed with a...
- Math - If light bulbs have lives that are normally distributed with a mean of ...

More Related Questions