Advantages and disadvantages of different graphs

Lessons

1. Jane measured the weight of her kitten at the end of every month. She used a pictograph and a line graph to display the data.
   

   Month	1	2	3	4
   Weight (kg)	1	2	3	5

   
   
   
   
   
   1. In which two months did the kitten grow at the same rate? Which graph shows this more clearly?
   2. Between which two months did the kitten grow the most? Which graph shows this more clearly?
   3. Give one advantage and one disadvantage for each graph
2. City A

   Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep
   Temperature (°C)	8	9	11	14	17	20	23	23	20

   City B

   Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep
   Temperature (°C)	9	9	12	18	22	25	27	30	26

   1. Draw a double bar graph and a double line graph to display the data above.
      
      
   2. What are the similarities and differences between the trends of temperature change for City A and City B?
   3. Which graph is able to show the data more clearly? Explain.
   4. Can two circle graphs be effective for displaying the data? Explain.