The fourth period classes in the eighth grade wing have the following numbers of students in the classrooms: 22, 26, 28, 21, 22, 23, 22, and 26. What is the mode?
[Show your work in the space provided.]
Question 2
2.
The box-and-whisker plot below represents students' scores on a recent English test.
What is the value of the upper quartile?
Question 3
3.
Julia has a job babysitting children on Saturdays. The children's ages are 2, 6, 8, 3, 2, 4, 3, 4, and 3. What is the median age?
[Show your work in the space provided.]
Question 4
4.
What is the interquartile range of the data represented in the box plot shown?
[Show your work in the space provided.]
Question 5
5.
During lunch, students were comparing how far their bus rides are to school each day. The distances, in miles, were: 8, 3, 6, 4, 6, 5, 6, 7, 2, 4, 6, and 8. Which of the following statements is true?
[Show your work in the space provided.]
Question 6
6.
What is the mean of the following test grades in Mrs. Lewis's Spanish class: 90, 83, 82, 95, 96, 67, 88, 91, 82, 86 ?
[Show your work in the space provided.]
Question 7
7.
Abelina has been saving for 6 weeks. During that time, she saved $122, $138, $130, $98, $102, and $124. What is the range?
[Show your work in the space provided.]
Question 8
8.
This box plot represents the ages of 12 people at the Red Rooster. What percent of these people are age 15 or older?
Question 9
9.
During the girls' lacrosse season, the league leaders in goals scored were: 24, 19, 13, 21, 19, 19, 27. What was the mode?
[Space is provided for optional work.]
Question 10
10.
A local band performed at concerts on six Friday nights. The attendance varied with the following numbers of people attending: 40, 56, 60, 70, 56, 60 . What was the median?
[Show your work in the space provided.]
Question 11
11.
Ryan had a birthday party where he and his friends competed for the highest score in a video game. Here were their scores:
What was the median score?
[Show your work in the space provided.]
Question 12
12.
The Weather Channel app on Stephany's phone showed the temperatures from the last 3 weeks in Baltimore. They are listed in the table below. Stephany is thinking of visiting Baltimore and wants to know the mean temperature. What answer should she get?
[Show your work in the space provided.]
Question 13
13.
At a pet store, a survey was taken asking how many pets each person had.