9. The following table shows data from the BJS on the number of death-row inmates housed by states in the Midwest in 2013. Use this table to do the following:
1. Calculate the range. 2. Calculate the mean number of inmates per state. 3. Calculate the variance. 4. Calculate the standard deviation.
10. The following table contains UCR data on the number of hate crimes in 2015. Use this table to do the following:
1. Calculate the range. 2. Calculate the mean number of firearm-perpetrated murders in these states. 3. Calculate the variance. 4. Calculate the standard deviation.
11. The following table shows UCR data on the percentage of burglaries cleared by arrest in 2015, as broken down by region. Use this table to do the following:
1. Calculate the range. 2. Calculate the mean clearance rate per region. 3. Calculate the variance. 4. Calculate the standard deviation.
12. For each of the following means and standard deviations, calculate the upper and lower limits of the middle two-thirds of the distribution.
1. = 6.00, sd = 1.50
2. = 14.00, sd = 3.40
3. = 109.32, sd = 14.98 13. For each of the following means and standard deviations, calculate the upper and lower limits of the middle two-thirds of the
1. = 63.10, sd = 18.97
2. = 1.75, sd = .35
3. = 450.62, sd = 36.48 14. Explain the conceptual problem with the variance that is the reason why the standard deviation is generally used instead.
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