frequency tables and dot plots

Ms. Moss did a survey of her class about how many books they read over the summer. Using the dot plot, identify the correct statements.

• More of her students have read more than 4 books than the number of students who read less than 3 books.

• Ms. Moss surveyed 20 students.

• Half of the students have read more than 1 book.

• Most of the students have read at least 1 book.

How many people have 1 pet?

• 3

• 4

• 0

• 6

• 
• 
• 
• 

The table shows the race times for 20 Wydown students. What is the value of x?

• 8

• 3

• 5

• the value of x cannot be determined

Answer explanation

We are told that there are 20 students, so the row of students must add up to 20.

• 7

• 3

• 16

• 4

Which three ages combined have the highest number of students

• 6.7.8
• 8,9,10
• 10,11,12
• 4,5,6

How many students favorite pet was a cat?

• 5
• 10
• 4
• 15

Each dot represents 1 day. How many days were recorded?

• 9
• 21
• 20
• 105