Lesson 2

Using Averages to Answer Questions

Est. Class Sessions: 2–3

Daily Practice and Problems

Teacher Notes
X

TIMS Task

  1. Day of the week you were born: Categorical
    Time of day you were born: Numerical
    Month you were born: Categorical
    Number of brothers and sisters: Numerical
    Favorite season of the year: Categorical
    Favorite hobby: Categorical
    Number of stuffed animals in your room: Numerical
  2. Answers will vary. Possible responses are given for each variable.
    Day of the week you were born: Sunday, Monday, Tuesday, etc.
    Time of day you were born: 12:00, 3:15, 7:30, etc.
    Month you were born: January, February, March, etc.
    Number of brothers and sisters: 0, 1, 2, 3, etc.
    Favorite season of the year: Spring, Winter, Fall, Summer
    Favorite hobby: sports, reading, collecting stamps, in-line skating, etc.
    Number of stuffed animals in your room: 0, 1, 2, 3, 4, etc.

H. Variables and Values

Below is a list of variables Mr. Moreno's class wants to study in order to get to know one another.



  1. Decide if each variable is numerical or categorical.
  2. Name three possible values for each variable.