Calvin and his 6 siblings hate to take out the trash. They decide to randomly choose which of them has to take the trash out each day. Which of the following strategies could they use to ensure that every person has an equal chance of being picked? Choose all that apply.
A.
Write each person’s name on a note card, shuffle the deck, and have their mom pick one.
B.
Assign each person a number and roll a 6-sided number cube.
C.
Put 20 cubes into a bag, 4 cubes each of 5 different colors. Assign each sibling a color and select one cube
D.
Use a spinner with 14 sections where every person’s name is on 2 sections.
E.
Assign the three youngest siblings as “heads” and the four oldest siblings as “tails” and flip a fair coin.
