Unit Test #53

Select your answers to the following 5 questions from the pop-up menus in the right hand column. Clicking the "Begin Test Again" button will clear all the answers.




Which type of graph is used to easily find percentiles? A. cumulative frequency
B. pie chart
C. column graph
D. histogram

Answer 1:


The graph shows the percentage sales of laptop computers in January.

If 300, 000 laptops were sold in January, how many would be Apple laptops?

A. 27 000
B. 9000
C. 30 000
D. 20 000

Answer 2:


What would be the angle at the centre of the Compaq sector? A. 68.4°
B. 19°
C. 38°
D. 70°

Answer 3:


The graph shows the test scores of students. How many students are there?

A. 70
B. 100
C. 200
D. 75

Answer 4:


What percentage of students scored less than 75%? A. 65%
B. 85%
C. 70%
D. 80%

Answer 5: