1.
Which is the correct box-and-whisker plot for the quiz scores?
A.
B.
C.
D.
Hint
2.
Which type of graph is most appropriate for displaying the proposed budget for a family if the budget includes six categories?
A.
line plot
B.
scatter plot
C.
circle graph
D.
histogram
Hint
3.
A marketing company is conducting a survey to determine America's most popular professional football team. Where would they be most likely to obtain a random sample?
A.
Chicago's O'Hare Airport
B.
by calling people from around the country on the telephone
C.
in front of the White House
D.
at a Cleveland Browns game
Hint
4.
Suppose you are conducting a survey to determine whether the students in your school would prefer to go to the science museum or the art museum for the school field trip. Which method would produce a random sample?
A.
asking 4 students from each homeroom class
B.
asking your 3 best friends
C.
asking the winners of the school science fair
D.
asking the members of the after-school art club
Hint
5.
The following table shows the results of rolling a number cube twenty times. What is the experimental probability of rolling a 4?
A.
, or
B.
, or
C.
D.
, or
Hint
6.
Use a tree diagram to help you find the probability of rolling a 4 on a number cube on the first roll, and a 5 on the second roll.
A.
B.
C.
D.
, or
Hint
7.
Find the fair game.
A.
Jody and Mitch each flip a coin. Jody scores two points if the coins are the same. Mitch scores one point if the coins are different.
B.
Jody and Mitch each flip a coin. Jody scores three points if the coins are the same. Mitch scores two points if the coins are different.
C.
Jody and Mitch each flip a coin. Jody scores one point if the coins are the same. Mitch scores one point if the coins are different.
D.
Jody and Mitch each flip a coin. Jody scores one point if the coins are the same. Mitch scores two points if the coins are different.
Hint
8.
Jack and Thomas have two chips. One is red on both sides and one is red on one side and blue on the other side. Each boy tosses a chip. Jack scores one point if both chips are the same. Thomas scores one point if the chips are different. Change the scoring so that the game is fair.
A.
Jack scores 3 points if the chips are the same. Thomas scores 2 points if the chips are different.
B.
Jack scores 1 point if the chips are the same. Thomas scores 3 points if the chips are different.
C.
Jack scores 2 points if the chips are the same. Thomas scores 3 point if the chips are different.
D.
Jack scores 2 points if the chips are the same. Thomas scores 2 points if the chips are different.
Hint