What can be used to show the difference in variation for two populations that have equivalent measures of center?.

Volume of cylinder with a radius of 8cm and height of 25 cm

The train station clock runs too fast and gains 5 minutes every 10 days. how many minutes and seconds will it have gained at the end of 9 days?

What is the percentile for data value 6 in the following data set? 4 13 8 6 4 4 13 6 4 13 2 13 15 5 9 4 12 8 6 13 40 25 35 62