Which example describes and nonrenewable resource?

a. everyone in our neighborhood uses solar panels to generate electricity to run their pool pumps.
b. once up and running, the power plant will convert the energy from tides and waves into electricity.
c. there is a long stretch of land in the desert with the many windmills that are able to generate enough electricity to run to town.
d. there are drilling platforms all along the coast that all used to drill for natural gas that can be used to generate electricity.

7. see worksheet 1 for values of variables x1, x2 and x3 and answer the following questions: a. for each variable find the mean, median, coefficient of skewness, range and population standard deviation. b. compared to variable x1, how are the mean and median affected by extreme values (outliers) seen in x2 and x3. c. is the median or mean the better measure of location for x2 and x3? explain. d. explain the differences in the magnitudes of the skewness coefficients for the three variables. e. what is the relationship between the range and standard deviation looking across the three variables?