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Lesson 31 Session 3 Practice

Last updated about 3 years ago

4 questions

1

Question 1

1.

A class rolls a number cube 100 times and records the results. Out of the 100 rolls, they landed on "4" twenty times. Use this result to predict how many times they can expect to land on a 4 if they were to roll the number cube 1000 times.

1

Question 2

2.

1

1

There is an upcoming election in Deyvi's town. Deyvi asks a random sample of voters whether they plan to vote for the current mayor, against the current mayor, or are undecided. His results are shown in the table. (For: 25 votes, against: 12 votes, undecided: 3 votes) Use his results to predict how many people will vote for  the current mayor.

Question 3

3.

There is an upcoming election in Deyvi's town. Deyvi asks a random sample of voters whether they plan to vote for the current mayor, against the current mayor, or are undecided. His results are shown in the table. (For: 25 votes, against: 12 votes, undecided: 3 votes) Use his results to predict how many people will vote against the current mayor.

Question 4

4.

There is an upcoming election in Deyvi's town. Deyvi asks a random sample of voters whether they plan to vote for the current mayor, against the current mayor, or are undecided. His results are shown in the table. (For: 25 votes, against: 12 votes, undecided: 3 votes) Use his results to predict how many people are undecided.