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Elementary Middle High total Has a pet 20 35 T5 130 Does not have a pet 20 30 45 95 total 40 65 120 225
Elementary Middle High total Has a pet 20 35 T5 130 Does not have a pet 20 30 45 95 total 40 65 120 225 (3 Find P Student does not have a pet] (b Find P (c Find P ((1 Find P Student is not in middle school and they do not have a pet] Student has a pet and they are in middle school) i i l i ) (Student is in elementary school or they have a pet) )
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