6.8.3a - Dot Plots

What is the maximum amount of goals scored?

• 3

• 1

• 0

• 7

What is the median number of goals scored?

• 3

• 3.5

• 4

• 5

How many people exercised for at least 3 hours?

• 2

• 7

• 6

• 3

What was the median number of hours spent playing video games?

• 5

• 6

• 7

• 9

The dot plots show the heights of seventh graders in two classes. Which statement is best supported by these data?

• The distributions of the data of both classes are approximately symmetrical

• The median height of the students in Mr. Carter's class is less than the median height of the students in Mrs. Petunia's class

• Mr. Carter's class has a greater range in player heights than Mrs. Petunia's class has

• The mode height of the students in Mr. Carter's class is less than the mode height of students in Mrs. Petunia's class

Answer explanation

To find the range you need to subtract the highest value and the lowest value for each class

Tags

dot plots

median

mode

range

teks 7.6g

The dot plots show the number of pets students have in two classes. Which statement is best supported by the data?

• The mean of Mrs. Jones' class is higher than the mean of Mr. Carson's class.

• The range of Mr. Carson's class is lower than the range of Mrs. Jones' class.

• The median of Mr. Jones' class is equal to the median of Mr. Carson's class.

• The mode of Mrs. Jones' class is higher than the mode of Mr. Carson's class.

Answer explanation

Remember, the median is the middle data point

Tags

dot plots

median

mode

teks 7.12a

mean

The dot plots show the grades on a test of two different classes. Which statement is best supported by the data?

• The distribution of both sets of data are mostly symmetrical

• The mode of Ms. Henry's class is lower than the mode of Mrs. Clarence's class

• The median of Ms. Henry's class is higher than the median of Mrs. Clarence's class

• Mrs. Clarence's class has a higher range of test scores than Ms. Henry's class

Answer explanation

The mode is the option that has the most dots (data points) associated with it

Tags

dot plots

median

mode

teks 7.12a

range

The dot plots show the prices for different baits at two different shops. Which statement is best supported by the data?

• The distribution of Grey's Baits is mostly symmetrical

• The mode of Grey's Baits is less than the mode of Bait and Tackle

• The range of Bait and Tackle is less than the range of Grey's Baits

• The median of Bait and Tackle is greater than the median of Grey's Baits

Tags

median

mode

dot plots

teks 7.12a

range

The dot plots show the number of video games owned by both boys and girls. Which statement is best supported by the data?

• The mean of video games owned by Boys is less than the mean of video games owned by Girls

• The range of video games owned by Boys is greater than the range of video games owned by Girls

• The mode of video games owned by Boys is greater than the mode of video games owned by Girls

• The median of video games owned by Boys is greater than the median of video games owned by Girls

Tags

dot plots

median

mode

teks 7.12a

mean

How many students have a shoe size bigger than 8?

• 2

• 3

• 4

• 9