16/04 2A Maths

16/04 2A Maths

Review: Histogram

Multiple Choice

What is the value of the missing class mark?

• $40.5$

• $50.5$

• $60.5$

Fill in the Blank

What is the value of the missing class mark?

Fill in the Blank

What is the value of the upper boundary of the lightest baby?

Fill in the Blank

Find the lower boundary of the lightest baby.

Frequency Polygon

Fill in the Blank

How many students in the class with waist circumference larger than 32.5 inch?

Multiple Choice

What is the first (leftmost) class mark value should be shown in the frequency polygon?

• $2$
  

• $7$

• $27$

• $32$