Emilia has a bag of number tiles with the numbers 2,4,6, and 8. She randomly takes out one tile, notes the number, and puts it back into the bag. She does this 20 times. Her results are recorded below.
Number Number of Times Pioked
2.
4
1901
6
8
WL
Select the correct probability model that represents this situation
OB
OA S = (2,4,6,8)
P(2) - 1o, P(a) - PC) . PCB) - %
S = (2,4,6,8)
P(2) = 20 P(a) = P., PC) - 1o, P(8) =
OC. S = {2,4,6,8)
P(2) = Pta) = P. PCO) =
OD, S = 12, 4, 6, 8)
P(2) = 3, P(a) = 7, PC) - B. PE) - 4

Refer to interactive solution 17.45 to review a method by which this problem can be solved. the fundamental frequencies of two air columns are the same. column a is open at both ends, while column b is open at only one end. the length of column a is 0.504 m. what is the length of column b?

What is another way to express 36 +32

Questions 9-10. use the table of educational expenditures to answer the questions. k-12 education 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 billions rounded to the nearest hundredth) b) how does this compare to the actual value for k-12 expenditures in illinois? (lower, higher, same? )