What percentage of earth's liquid surface freshwater is found in rivers?
a. 0.9%
b. 2%
c. 11%
d. 87%

In a economy individuals answer the three basic and the central authority or leaders have little say in the economy.

Which is a possible result of higher air temperatures caused by global warming? a. increase in sea level b. freezing of polar ice caps c. rapid evaporation of water in the soil d. flooding of low-lying coastal areas

The answer is d the box plots show the data distributions for the number of customers who used a coupon each hour during a two-day sale. which measure of variability can be compared using the box plots? interquartile range standard deviation mean median