Lesson 1

• Mathematics
• Lower Secondary (Key Stage 3)

Lesson 1

Explain what we mean by the word FREQUENCY in terms of collecting data.

Starter

Simplify the following ratios. 

          

15 : 35

24 : 60

15 : 75

16 : 40

5 : 20 : 50

10 : 100 : 1000

3a : 9

24t : 60

Starter

Simplify the following ratios. 

          

15 : 35

24 : 60

15 : 75

16 : 40

3 : 7

2 : 5

1 : 5

2 : 5

5 : 20 : 50

10 : 100 : 1000

3a : 9

24t : 60

Starter

Simplify the following ratios. 

          

15 : 35

24 : 60

15 : 75

16 : 40

3 : 7

2 : 5

1 : 5

2 : 5

5 : 20 : 50

1 : 4 : 10

10 : 100 : 1000

3a : 9

a : 3

24t : 60

3t : 5

1 : 10 : 100

Question	Data Type	Answer
Do you prefer chocolate vanilla or strawberry ice cream?	Discrete - Category	Strawberry icecream
What did you have for breakfast?	Textual representation	I had cereal for breakfast
How tall are you?	Continuous	1.53m
How many brothers and sisters do you have?	Discrete	1 brother and 2 sisters
Do you wear glasses?	Discrete - Boolean	Yes

Explain the difference between discrete and continuous data. Use examples where appropriate.

Do you understand the difference between discrete and continuous data?

Yes I clearly understand the difference and can describe them

I understand discrete data but not continuous data

I understand continuous data but not discrete data

I do not understand either type of data

1. Qualitative
2. Continuous quantitative
3. Discrete quantitative
4. A mixture of types

1. Qualitative
2. Continuous quantitative
3. Discrete quantitative
4. A mixture of types