Chung wants to determine the favorite hobbies among the teachers at his school. how could he generate a representative sample? Why would it be helpful to generate multiple samples?

Aley is at the store buying some supplies for an art project. she decides to buy some colored pencils for $3.95 and a drawing tablet. the total cost of the supplies before sales tax is $6.94. what is the cost of the drawing tablet? $10.89 $2.99 $1.76 $3.01