Chapter 2, Skills and Concepts

1. A(n)   ?   is true for all values of the variable.
   1. literal equation
   2. median
   3. identity
   4. solution of an equation
2. A particular value of a variable that makes an equation true is called a   ?   of the equation.
   1. identity
   2. solution
   3. mode
   4. range
3. You use subtraction to undo addition, and division to undo multiplication. These are examples of   ?  .
   1. consecutive integers
   2. equivalent equations
   3. uniform motion
   4. inverse operations
4. Solutions of   ?   have the same value.
   1. consecutive integers
   2. equivalent equations
   3. solutions of an equation
   4. measures of central tendency
5. The difference between two   ?   is one.
   1. outliers
   2. means
   3. consecutive integers
   4. inverse operations
Choose the correct definition for each term.
6. mean
   1. the difference between the greatest and least items in a data set
   2. the middle value in an ordered set of data
   3. the value of a data set most likely to be affected by an outlier
   4. the item in a data set that occurs most frequently
7. mode
   1. the difference between the greatest and least items in a data set
   2. the middle value in an ordered set of data
   3. the value of a data set most likely to be affected by an outlier
   4. the item in a data set that occurs most frequently
8. range
   1. the difference between the greatest and least items in a data set
   2. the middle value in an ordered set of data
   3. the value of a data set most likely to be affected by an outlier
   4. the item in a data set that occurs most frequently
9. median
   1. the difference between the greatest and least items in a data set
   2. the middle value in an ordered set of data
   3. the value of a data set most likely to be affected by an outlier
   4. the item in a data set that occurs most frequently

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