I need help with question 8 and 10. They are asking for the same type of information however, I am stuck on the mean assault rate and want to ensure I'm doing everything else correctly.

The following table contains data from the Census of Jails. Compute the variation ratio. a. Calculate the range. Race of Security Staff in b. Calculate the mean number of inmates per state. Small Jails C. Calculate the variance. White 6,036 d. Calculate the standard deviation. Black 607 Hispanic 309 10. The following table contains UCR data on the number of hate crimes in 2015. Use this table Other 4 to do the following: N = 6,956 State Hate Crimes The table below contains UCR data showing the Alaska 19 2015 rate of officer assaults (per 100 officers) in Delaware each of the four regions of the country. Use this 11 table to do the following: Maine 45 Idaho 46 Region Assaults per 100 Officers Florida 83 Northeast 7.70 New Hampshire 15 Midwest 8.90 Alabama 12 South 9.60 Illinois 101 West 12.60 N = 4 N = 8 a. Calculate the range. a. Calculate the range. b. Calculate the mean assault rate. b. Calculate the mean number of firearm- perpetrated murders in these states. C. Calculate the variance. c. Calculate the variance. d. Calculate the standard deviation. d. Calculate the standard deviation. The following table shows data from the BJS on the number of death-row inmates housed by 11. The following table shows UCR data on the states in the Midwest in 2013. Use this table to percentage of burglaries cleared by arrest in do the following 2015, as broken down by region. Use this table