Tornadoes 2011 Here are the annual numbers of deaths from tornadoes in the United States from 1998 through 2011 (Source: NOAA): XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX Find these statistics by hand (no...

Tornadoes 2011 Here are the annual numbers of deaths from tornadoes in the United States from 1998 through 2011 (Source: NOAA):

130 94 40 40 555 54 35 38 67 81 125 21 45 544

Find these statistics by hand (no calculator!):

 a) mean

 b) median and quartiles

 c) range and IQR