Two similar cities tried out two programs, P and Q, to cut down on the use of tobacco. They tested the programs with a total of 2000 junior high students.
A) 60% of the 2000 students were in program P. Enter that number of students in the appropriate place in the contingency table.
B) 30% of all the students used tobacco more. Enter that number of students in the appropriate place in the table.
C) of the program Q students used tobacco more. Enter that number of children in the appropriate place in the table.
D) Given that a student was in program P, what is the probability that the student used tobacco less or the same?
E) Given that a student was in program Q, what is the probability that the student used tobacco less or the same?
Correct Answer:
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