Independent Practice 4. MP Use Math Tools Use the organizer to determine whether the
conclusion is valid.
Step 1:
Read
the situation.
Marcus wants to predict the next student council
president. He polls every feurth persen from each grade
level as they exit the cafeteria. In his poll, C5% chose
Sephia. Se, Marcus predicts Sophia will win the election
Step 2:
Determine the
type of sample
taken.
Step 3:
Determine if the
conclusion is valid.