4th Grade Topic 12 Practice Assessment

What is the range of the weights?

During a sleep study, the number of hours people slept was recorded using a stem and leaf plot. How many people were in the sleep study?

What is the range of the data in the stem and leaf plot?

• 7 hours

Use the line plot to select all the true statements.

• There are 3 plants with a height of 1 inch

Mr. Trumble's class measured the lengths of crayons, in millimeters. How many crayons did they measure?

Using the stem and leaf plot, how many crayons were greater than 76 millimeters long?

• 9

• 6

• 5

• 3