Questions 9-10. Use the table of educational expenditures to answer the questions. K-12 Education
State
Expenditures
Population
Indiana
$9.97 billion
6.6 million
Illinois
$28.54 billion
12.9 million
Kentucky
$6.58 billion
4.4 million
Michigan
$16.85 billion
9.9
million
Ohio
$20.23 billion
11.6million
9. If the amount of K-12 education expenses in Indiana were proportional to those in Ohio, what would have been the
expected value of K-12 expenditures in Indiana? (give the answer in billions rounded to the nearest hundredth)
10. Use the value of K-12 education expenditures in Michigan as a proportion of the population in Michigan to estimate
what the value of K-12 education expenses would be in Illinois.
a) Find the expected value of K-12 expenditures in Illinois if Illinois were proportional to Michigan. (give the answer
in billons rounded to the nearest hundredth)
b) How does this compare to the actual value for K-12 expenditures in Illinois ? (lower, higher, same?)
11. The U. S. population was 309 million in 2010. If the U. S. had had the same firearm death rate as Australia in 2010,
how many firearm deaths would the U. S. have expected to have that year? Australia's population was 22.3 million
people in 2010. Australia had 236 firearm deaths in 2010. (round to the nearest person)