Proportional Reasoning
Probability
Data Collection
Mean, Median, Mode, & Range
Miscellaneous
100
The probability of landing on soccer ball on a spinner is
7/20
If you spun the spinner 40 times, how many times would you land on the soccer ball?
What is 14 times?
100
What is the probability of flipping a coin and getting heads?
What is
1/2 ?
100
What do you call a small group selected from a larger population to represent the whole group?
what is a sample?
100
The numbers are: 4, 8, 6, 10, and 12.
What is the mean of these numbers?
What is 8?
100
Sara has 6 red marbles, 9 black marbles, and 5 white marbles in a bag. What is the probability of randomly choosing a black marble from the bag?
Respond as a fraction in lowest terms.
what is
9/20?
200
The probability of landing on soccer ball on a spinner is
7/20
If you spun the spinner 100 times, how many times would you land on the soccer ball?
What is 35?
200
You roll a 6 sided die. What is the probability of rolling a 3?
What is
1/6 ?
200
What do we call the entire group we want to learn about in a study?
what is population ?
200
The numbers are: 2, 15, 7, 10, and 9.
What is the range?
what is 13?
200
If a fair number cube numbered 1–6 is rolled 90 times, how many times will you most likely roll a 5?
Numerical answer only
what is 15?
300
The probability of landing on a fish on the spinner is
2/5
If you spin the spinner 40 times, how many times would it land on the fish symbol?
What is 16 times?
300
A bag has 3 red marbles and 2 blue marbles and 7 yellow marbles. What is the probability of drawing a blue marble?
What is
2/12 ?
300
A sample of sixth- and seventh-grade students were asked how many minutes they spent reading last night.
The box-and-whisker plots below display the results:
What can you conclude from the data?
a. The sample sizes of both groups are equal.
b. Sixth-grade students have more variation in the amount of time spent reading.
c. Seventh-grade students have more variation in the amount of time spent reading.
d. Sixth-grade students read more on average than seventh-grade students.
what is a?
300
These lists show the heights (in inches) of students in a basketball club and a soccer club:
Basketball: 62, 70, 68, 75, 66, 74, 69
Soccer: 65, 60, 72, 63, 68, 61, 67
The median height of the students in the basketball club is
(greater than / less than / equal to)
the median height of the students in the soccer club.
what is the height of the students in the basketball is greater than the median height of the students in the soccer club?
300
Each time the teacher rolls the number cube, he will record the number shown on the top face. Then he will find the sum of the two numbers he records.
What is the probability that the sum of the numbers he records will be 8?
what is
5/36?
400
The probability of landing on a fish on the spinner is
2/5
If you spin the spinner 100 times, how many times would it land on the fish symbol?
what is 40 ?
400
The principal of West Middle School surveyed 400 students to find out whether they prefer indoor or outdoor activities. This table shows the results:
Based on the table, what is the probability that a student chosen at random would prefer outdoor activities rather than indoor activities?
What is
210/400 or 21/40
400
Maria wants to find out the most popular snack among sixth grade girls at her school.
Which group would be BEST for Maria to survey?
A. All the girls in her neighborhood
B. 30 sixth grade students
C. 30 sixth grade girls
D. All the teachers at her school
What is c, 30 sixth grade girls ?
400
The numbers are: 5, 5, 7, 8, 10.
What is the mean, median, mode, and range?
Mean: What is 7?
Median: What is 7?
Mode: What is 5?
Range: What is 5?
400
A spinner is divided into 8 equal sections labeled 1 through 8.
The arrow on this spinner is spun once.
What is the probability that the arrow will land on a section labeled with a number less than 5?
what is
4/8 ?
500
Lincoln Elementary has 600 students. Ms. Rivera surveys a random sample of 50 students and finds that 20 of them bring their lunch from home. About how many students at the school are likely to bring their lunch from home?
What is 240 ?
500
There are 800 marbles in a box. All the marbles are the same size and shape. In the box, there are:
160 red marbles
320 blue marbles
240 green marbles
80 purple marbles
A student will randomly select one marble from the box. Determine the probability that the marble will be red, blue, green, or purple.
Select one probability for each row in the table.
(You may use a probability more than once.)
what is
red: 0.2 or 20%
blue: 0.4 or 40%
green: 0.3 or 30%
purple: 0.1 or 10%
500
The student council at Eastview High wants to get student opinions about adding a new item to the lunch menu. They plan to survey a sample of the 600 students at the school.
Which of the following would be the BEST representative sample?
A. Asking only the students on the soccer team.
B. Surveying 30 students who are eating in the lunchroom on a Monday.
C. Drawing 60 names randomly from a list of all students and surveying those 60.
D. Surveying students who volunteer to fill out a form about lunch.
What is c ?
500
Liam and Ava recorded the number of students who walked to school and who came by car over one week. Their data is shown below.
What is the difference between the mean (average) number of students who walked to school and the mean (average) number of students who came by car and those who walked?
What is 5.8 ?
500
The scatterplot below shows the homework times for students in Class A and Class B. Based on the plot, which statement best compares the homework times between the two classes?
a. Class A has a higher average homework time than Class B.
b. Class B has more variability in homework time than Class A.
c. Class A students spend less time on homework than Class B.
d. Class A and Class B have similar homework times with little variability.
what is a?