Weight

Gender

Year level

Average daily temperature

Response

Highest educational attainment

Grade point average (GPA)

Body type ( slim, moderate, or obese)

Score in a reading comprehension test

Type of car

Favorite food

Score in an entrance test

Favorite movie genre

Brand of cellphone used

Degree of students’ happiness

Degree of one’s self confidence

1.The rate of water flow in a pipe

Amount of money in your pocket

Distance travelled by a car