1. Continuous variation 1 Copy the list of features below.
7Da Focus on:
Continuous variation
1 Copy the list of features below.
natural eye colour; natural hair colour; a tattoo; length of hair; a scar; having a cold; naturally curly hair; having pierced ears
a) Say whether each variation is continuous or discontinuous.
b) Which of these would you expect to show normal distribution?

2. 7Da Focus on:
Continuous variation
2 a) Explain why Marks & Spencer measured so many women.
b) What measurements do you think they took?
c) What relationships do you think they looked for in the data?

3. 7Da Focus on:
Continuous variation
1 a) Say whether each variation is continuous or discontinuous.
natural eye colour
discontinuous
natural hair colour
continuous
a tattoo
length of hair

4. 7Da Focus on:
Continuous variation
1 a) Say whether each variation is continuous or discontinuous.
a scar
discontinuous
having a cold
naturally curly hair
continuous
having pierced ears

5. 7Da Focus on:
Continuous variation
1 b) Which of these would you expect to show normal distribution?
natural hair colour, length of hair, naturally curly hair

6. 7Da Focus on:
Continuous variation
2 a) Explain why Marks & Spencer measured so many women.
Taking a smaller sample size may give them some odd sizes since by chance they may have picked more women who have a measurement that is very different from most women.

7. Continuous variation 2 b) What measurements do you think they took?
7Da Focus on:
Continuous variation
2 b) What measurements do you think they took?
For example: waist, arm length, bust.
c) What relationships do you think they looked for in the data?
For example: neck size compared with arm length.