All the solutions provided in McGraw Hill My Math Grade 3 Answer Key PDF Chapter 12 Check My Progress will give you a clear idea of the concepts.
McGraw-Hill My Math Grade 3 Chapter 12 Check My Progress Answer Key
Check My Progress Page No. (721 – 722)
Vocabulary Check
Use the word bank to label each graph, chart, or table.
bar graph
frequency table
line plot
pictograph
picture graph
tally chart
Question 1.
Answer: The above graph is called line plot.
Question 2.
Answer: The above graph is called picture graph.
Question 3.
Answer: The above graph is called a bar graph.
Question 4.
Answer: The above chart is called the tally chart
Use the remaining vocabulary words to complete each sentence.
Question 5.
A _____________ uses numbers to record how often an event occurs.
Answer: A frequency table uses numbers to record how often an event occurs.
Question 6.
Pictures are used as symbols in a _______________ to show data.
Answer: Pictures are used as symbols in a pictograph to show data.
Concept Check
Question 7.
Jack took a survey to find his friends’ favorite type of book. Organize the data in a tally chart.
Answer:
Question 8.
Display the set of data from the picture graph in a scaled picture graph.
Answer:
Problem Solving
Question 9.
A pictograph shows 8 
symbols. Each symbol represents 5 times a student at Harrison Elementary School had a music lesson this month. How many times did the students at Harrison Elementary School have a music lesson this month?
Answer:
Given,
A pictograph shows 8 symbols.
Each symbol represents 5 times a student at Harrison Elementary School had a music lesson this month.
8 × 5 = 40 music lesson
Test Practice
Question 10.
According to the line plot, which statement is true?
(A) Number 4 was rolled 2 times.
(B) Number 6 was rolled the most
(C) The cube was rolled 20 times.
(D) Number 1 was rolled the least.
Answer: (C) The cube was rolled 20 times.