Mode  (most)

 

Find the one that occurs most often (hint: do a tally chart)

 

eg.        Heights of plants:

            11cm; 5cm; 7cm; 3cm; 14cm; 8cm; 9cm; 5cm; 8cm; 7cm; 5cm; 7cm; 8cm; 9cm; 11cm; 7cm

 

Height of plant (cm)

Tally

Frequency

3

|

1

5

|||

3

7

||||

4

8

|||

3

9

||

2

11

||

2

14

|

1

 

            Mode = 7cm

 

NB:       There may be more than one mode

 

eg.        Heights of plants:

            11cm; 5cm; 7cm; 3cm; 14cm; 8cm; 9cm; 5cm; 8cm; 7cm; 5cm; 7cm; 8cm; 9cm; 11cm; 7cm; 8cm

 

Height of plant (cm)

Tally

Frequency

3

|

1

5

|||

3

7

||||

4

8

||||

3

9

||

2

11

||

2

14

|

1

 

            Mode = 7cm & 8cm

 

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