Friday

April 18, 2014

April 18, 2014

Posted by **Carma** on Tuesday, September 11, 2007 at 4:25pm.

The weight of newborn children in the United States vary according to the normal

distribution with mean 7.7 pounds and standard deviation 1.68 pounds. The government

classifies a newborn as having low birth weight if the weight is less than 5.7 pounds.

a) What is the probability that a baby chosen at random weighs less than 5.7 pounds at

birth?

b) You choose three babies at random. What is the probability that their average birth

weight is less tan 5.7 pounds?

- Statisitics:Standard Deviation of Population and o -
**Robin**, Sunday, April 6, 2014 at 2:21pmThe weight x of all female German Shepherds is approximately normally distributed with population mean u=64 pounds and population standard deviation of o=8 pounds. a)What is the probability that a randomly selected female german shepherd weighs more than 75 pounds? p(x>75)?)

**Related Questions**

Math (Statistic) - Considered the sampling distribution of a sample mean ...

statistics - An SRS of size n is taken from a large population whose ...

sample size/ standard deviations - How do we compute sample size fluctuations? ...

statistics - How do we compute sample size fluctuations? Suppose we have a ...

Statistics - The t distribution should be used when ___. the sampling population...

statistics - A sample of 25 men has a mean weight of 65kg with standard ...

Math - The mean of a sample of 25 was calculated as xbar = 500. The sample was ...

Statistics - In an essay of 250-500 words, thoroughly address the following ...

Statistics - This is the first question..... For a population that has a ...

statistics - what are the mean and standard deviation of a sampling distribution...