Two are true, one is not

Exercise and reference answers

Questions

1. False statement

   Nested circles mean the classes are equal

   Statements

   1. Nested circles mean all of the inner is in the outer
   2. Separate circles mean no shared members
   3. Nested circles mean the classes are equal

2. False statement

   A diagram can prove a conclusion from one drawing

   Statements

   1. A diagram can prove a conclusion from one drawing
   2. A diagram can disprove a conclusion
   3. A diagram can show nothing follows

3. False statement

   Circle size shows class size

   Statements

   1. Circle size carries no meaning
   2. Circle size shows class size
   3. Position carries meaning

Explanation