Posted by **renea** on Sunday, March 17, 2013 at 5:37pm.

The mean of nonresidential buildings is 30 years and the standard deviation of the ages of the buildings is 5 years. Determine the probability that a random sample of a group of 50 nonresidential buildings will have a mean age of less than 27.5 years.

## Answer this Question

## Related Questions

- statistics - The mean of nonresidential buildings is 30 years and the standard ...
- MTH- STAT 201 - Can someone please help how to solve this I keep getting the ...
- Probability help - The heights of the buildings are normally distributed. The ...
- statistics - The ages of commercial aircraft are normally distributed with a ...
- Statistics - The average age of chemical engineers is 37 years with a standard ...
- Stats. - The average age of a vehicle registered in the United States is 8 years...
- Business Stats - The average life expectancy of Canadian women is 75 years, and ...
- Quantitative Analysis for Business - The ages of a group of 50 women are ...
- statistics - At a large publishing company, the mean age of proofreaders is 36.2...
- statistics - If the ages of colleges students are normally distributed with a ...

More Related Questions