6.12 A– from TEKS Resource Unit Test
The Vikings basketball team scored the points shown below in their last 5 games.
82, 86, 94, 100, 106
Which box plot best represents the Vikings’ basketball scores?
ANSWER: C
6.12 A– from TEKS Resource Unit Test
Ana tracks the number of hours she spends training daily for her track and field team. She
made the table shown below to display the hours.
Number of Hours Ana Trains
Which diagram best represents the number of hours Ana spends training daily?
ANSWER: C
6.12A
Jack used this data set to make the stem-and-leaf plat.
What is wrong with Jack’s stem-and-leaf plot?
A The numbers are not in numerical order.
B The 0 leaf should not be included
C There are no values for 130 and 140.
D The number 161 is incorrectly placed.
6.12 B– from TEKS Resource Unit Test
The histogram below shows the ages of students taking swimming lessons at a local
recreation center.
Which statement about the center, shape, and spread is best supported by the graph?
F The center of the data is about 4 years old, the spread of the data is 18 years, and the
shape of the data appears to be skewed left.
G The center of the data is about 11 years old, the spread of the data is 18 years, and the
shape of the data appears to be skewed left.
H The center of the data is about 4 years old, the spread of the data is 18 years, and the
shape of the data appears to be skewed right.
J The center of the data is about 11 years old, the spread of the data is 18 years, and the
shape of the data appears to be skewed right.
ANSWER: H
6.12 B– from TEKS Resource Unit Test
The box plot below shows the number of hours a class of 6th grade students spent
watching television each week.
Which statement about the center, shape, and spread is best supported by the graph?
A The center of the data is 9 hours, the spread of the data is from 4 to 22 hours, and the
shape of the data appears to be skewed left.
B The center of the data is 9 hours, the spread of the data is from 4 to 22 hours, and the
shape of the data appears to be skewed right.
C The center of the data is 9 hours, the spread of the data is from 7 to 14 hours, and the
shape of the data appears to be skewed left.
D The center of the data is 9 hours, the spread of the data is from 7 to 14 hours, and the
shape of the data appears to be skewed right.
ANSWER: B
6.12 C– from TEKS Resource Unit Test
The table below is a numerical summary of a data set.
Which statement about the data distribution is best supported by the data set summary?
A The center of the data can be described as 22.
B The spread of the data can be described as the mean of the measures of center.
C The shape of the data is skewed left.
D The shape of the data is skewed right.
ANSWER: C
6.12 C– from TEKS Resource Unit Test
The table below displays the monthly sales of a product.
What are the mean, median, and range for the monthly sales of the product?
F Mean $5,240, median $8,000, range $9,000
G Mean $5,240, median $6,500, range $10,100
H Mean $5,700, median $5,000, range $9,000
J Mean $5,700, median $6,500, range $9,000
ANSWER: J
6.12 C– from TEKS Resource Unit Test
The table below shows the number of athletes participating in a tournament for the last
7 years.
What is the interquartile range of the data in the table?
ANSWER: 95
6.12C
The number of siblings each student in Paul’s class has is 1, 2, 0, 3, 2, 1, 4, 1, 0, 2, 3, 1.
What is the interquartile range?
A
B
C
D
0
1
1.5
2.5
6.12C
Which is NOT a possible description for the box plat?
A
B
C
D
The
The
The
The
range of the data set is 7?
interquartile range of the data set is greater than 1.
lower quartile and median of the data set are the same.
upper quartile and median of the data set are the same.
6.12C – I have not worked these to see if they are appropriate for 6th grade,
because I got this from a higher grade level from another state test. Please
analyze & decide.
The daily high temperatures for two cities are measured for a month. The results are shown
in the box plot.
Which measure has the greatest difference between the two data sets?
A range
B median
C
D
interquartile range
upper quartile
6.12C – I have not worked these to see if they are appropriate for 6th grade,
because I got this from a higher grade level from another state test. Please
analyze & decide.
The heights of students in two classes were
measured in centimeters and recorded.
Each class had 20 students. Which statement could explain the differences in the data sets?
A
B
C
D
The range and mean in Class B are greater because that data contains outliers.
The upper quartile in Class A is lesser because there is more spread in that data.
The mean in Class B is greater because more students fall within the interquartile
range.
The lower quartile and range of Class A are lesser because there is less data in the set.
6.13A
The dot plot below shows the number of apples sold at a farmer’s market.
If there were 30 Red Delicious apples sold, how many Gala apples were sold?
A
B
C
D
1
5
6
25
6.13A
A teacher recorded the number of absences that were in her class last week.
Which conclusion is best supported by the data?
A Student absences are unpredictable.
B Absences are more likely to occur at the beginning or end of the wek.
C Most students are absent on Fridays
D Students are never absent on Tuesdays or Wednesdays.
6.13 A– from TEKS Resource Unit Test
Miranda surveyed her classmates about the number of cousins each of them has. Her
results are shown in the graph below.
Based on the data in the graph, which statement could be true?
F There are more students who have 7 to 9 cousins than 6 to 7 cousins.
G The range of the number of cousins is 9.
H There is the same number of students with more than 6 cousins than the number of
students with less than 6 cousins.
J The most common number of cousins is 6.
ANSWER: H
6.13 A– from TEKS Resource Unit Test
A company completed a survey to find the satisfaction level of a new product. The
histogram below shows the distribution of the ages of the survey respondents.
Based on the information in the graph, which statement could be true?
F The median of the data distribution is 50 years old.
G There were 25 people surveyed who were 20 years old.
H There were more people in the survey between 40 and 50 years old than any other age.
J There were more people in the survey between 40 and 50 years old than 20 to 40 years
old.
ANSWER: H
6.13 B– from TEKS Resource Unit Test
Which situation would yield data without variability?
F The annual average salary of a company employees over 10 years
G The number of goals scored by the local team in their first game
H The highest daily temperatures for the last 2 weeks
J The math test grades for a single class of students
ANSWER: G
6.13 B– from TEKS Resource Unit Test
Which situation yields data with variability?
F The distance covered by different vehicles traveling at a constant rate of 60 miles per
hour for 45 minutes
G The length of different professional American football fields
H The weight of 6th grade students
J The moon cycle duration in a year
ANSWER: H
6.13 B
Which data set would have no variability?
A
B
C
D
The
The
The
The
height of each sixth grader
number of stories in the Williams Tower
length of several armadillos
temperature each day in June
6.13 B
Which data set would have no variability?
A
B
C
D
The
The
The
The
number of days in March each year
heights of several plants in a park
ages of different students in a school
number of daily visitors to a museum in a given week
6.12D – from TEKS Resource Unit Test
The table below shows the favorite fruits of the 6th graders in Alyssa’s school.
What is the mode of this data set?
A Grape and Strawberry
B Orange
C Grapefruit
D Banana
ANSWER: D
Not for sure which TEK
A data set of soccer game attendance are graphed.
Number of People in a Store in a Given Hour
Which statement is true?
A
B
C
D
The
The
The
The
graph is symmetrical.
mean is 10.
range and IQR are the same.
graph is right skewed.
6.12D
The percent bar graph shows how Amanda spent her allowance at the mall. Which
statement is correct?
A
B
The mode represents half her spending.
The mode represents one-fourth of her spending.
C
D
The mode represents one-tenth of her spending.
There was no mode.
6.12D
The frequency table shows the number of animals at a pet store.
Which type of animal has a relative frequency of 25%?
A Kittens
B Birds
C Puppies
D Lizards
6.12D
This table shows the different breeds of dot that visited a veterinarian last month.
Which statement is true?
A
B
C
D
The
The
The
The
four breeds have the same relative frequency.
relative frequency of poodles is about half that of beagles.
relative frequency of Labradors is less than 50%.
relative frequency of beagles is 15%.
6.12D
The frequency table shows temperatures in a city over a month.
What percent is the relative frequency of the mode, to the nearest tenth?
6.12D
Mr. Wallace surveyed 75 students at Poole Middle School to find out the students’ favorite
place to eat lunch. The results are shown below.
Which table shows the approximate relative frequencies of Mr. Wallace’s data?
ANSWER: B
6.12D
A group of 400 people is surveyed. The people are asked whether their hair is short or
long, and whether they would select a comb or a brush as a gift. The two-way table below
shows the results of the survey.
Which two-way table shows the relative frequency of people with short hair who selected
each gift and the relative frequency of people with long hair who selected each gift?
ANSWER: D
6.12D
Eastview Junior High students order sweatshirts and T-shirts in either purple or gold. Of the
students who ordered a sweatshirt, the relative frequency of ordering a gold one is half of
the relative frequency of ordering a purple one. Which two-way table could show the data
from the orders?
ANSWER: C
6.12D - McGraw
The table shows the number of text messages students sent in one hour. What percent of
the students sent fewer text messages than the mode of the data set?
Student
Mason
Camron
Carter
Abigail
Clair
Number
of
Texts
9
7
7
3
6
Student
Number
of Texts
Addie
Charlie
Hannah
Jackson
Sam
7
5
10
4
10
A 30%
B 40%
C 60%
D 70%
6.12D - McGraw
Miss Phillips took a survey about favorite color. In the graph, R = red, O = orange, Y =
yellow, G = green, B = blue, and P = pink. Which statement summarizes the data using the
mode?
A Fewer people chose purple, so purple is the mode.
B Fewer people chose blue, so purple is the mode.
C More people chose purple, so purple is the mode.
D More people chose blue, so purple is the mode.
6.12D - McGraw
Miss Schneider kept track of the number of times each student packed a lunch. What
percent of the students packed their lunch more than 4 times?
Student
Elaina
Packed
Student
Lunches
8
Olivia
Packed
Lunches
1
Ronnie
2
Taylor
3
Madelyn
4
Ashley
4
Clayton
1
Carter
5
Jack
9
Porter
4
A 30%
B 50%
C 60%
D 70%
6.12D - McGraw
The table shows the number of hours students spend on homework. What is the relative
frequency of a student spending between 1 and 1.9 hours doing homework?
Number of
Hours
0–0.9
1–1.9
2–2.9
3–3.9
4–4.9
5–5.9
F 4%
G 14%
H 18%
J 32%
Number of
Students
9
7
17
13
3
1
6.12D
The frequency table shows where sixth-grade students went on their last vacation.
Location
Frequency
Out-of-town family
17
Beach
9
Amusement park
6
Camping
8
What is the relative frequency, as a percent, of the mode to the nearest tenth?