AP Statistics Question assistance?

Posted on 2017-12-13 18:38:00 in Statistics by JEFRY

Students at Praline High are allowed to sign up for one English class each year. The numbers of students signing up for various English classes for the next school year are given in the following table: (see table attached) 

Part A: What is the probability that a student will take English IV? 
Part B: What is the probability that an 11th-grader will take either English II or English III? 

Part C: What is the probability that a student will take English III given that he or she is in the 11th grade? 
Part D: Consider the events "A student takes English I" and "A student is a 10th-grader." Are these events independent? Justify your answer.

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