Chapter 4, Problem 4.10P

$\boxed{SOC}$ In problem 3.11, you computed measures of central tendency for the number of cars per 1000 population for 15 nations. The scores are reproduced here. Compute the standard deviation for this variable, and write a paragraph summarizing the mean, median, and standard deviation.

Nation	Number of Motor Vehicles per 1000 population (2009)
United States	786
Germany	588
Canada	608
Japan	588
Australia	703
Israel	330
Russia	271
Mexico	278
Tunisia	130
Bolivia	87
China	69
Niger	8
Kenya	25
Thailand	172
India	18
$\text{Mean}=$
$\text{Median}=$
$\text{Standard deviation}=$

Source: World Bank, 2014. Retrieved from http://data.worldbank.org/indicator/lS.VEH.NVEH.P3

3.11 $\boxed{SOC}$ The following table lists the approximate number of cars per 1000 population for 15 nations. Compute the mean and median for these data. Which is greater in value? Is there a positive skew in the data? How do you know?

Nation	Number of Motor Vehicles per 1000 population (2009)
United States	786
Germany	588
Canada	608
Japan	588
Australia	703
Israel	330
Russia	271
Mexico	278
Tunisia	130
Bolivia	87
China	69
Niger	8
Kenya	25
Thailand	172
India	18
$\text{Mean}=$
$\text{Median}=$