4. A trainer was asked to give a lecture on population profiles in different Local Authorities (Las) in the UK. Using data from the 2011 census, he created the following scatter diagram for 17 selected LAS. Proportion aged 18 to 24 0.25. 0.2- 0.15- 0.1- 0.05- 0+ 17 Selected Local Authorities 0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 Proportion aged 65+ He selected the 17 LAs using the following method. The proportions of people aged 18 to 24 and aged 65+ in any Local Authority are denoted by Pyoung and Psenior respectively. The trainer used a spreadsheet to calculate the value of k=Pyoung/Psenior for each of the 348 LAs in the UK. He then used specific ranges of values of k to select the 17 LAS. • a) Estimate the ranges of values of k that he used to select these 17 LAS. • b) Describe one outstanding feature of the population in the areas represented by the points in the bottom right hand corner of the diagram.

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A trainer was asked to give a lecture on population profiles in different Local Authorities (Las) in the UK. Using data from the 2011 census, he created the following scatter diagram for 17 selected LAs. 

 

 

 

He selected the 17 LAs using the following method. The proportions of people aged 18 to 24 and aged 65+ in any Local Authority are denoted by Pyoung and Psenior respectively. The trainer used a spreadsheet to calculate the value of  k=Pyoung/Psenior for each of the 348 LAs in the UK. He then used specific ranges of values of k to select the 17 LAs.

 

  • a) Estimate the ranges of values of k that he used to select these 17 LAs. 

 

  • b) Describe one outstanding feature of the population in the areas represented by the points in the bottom right hand corner of the diagram. 
4.
A trainer was asked to give a lecture on population profiles in different Local Authorities (Las) in the UK. Using data from the 2011 census, he created the following scatter
diagram for 17 selected LAs.
17 Selected Local Authorities
0.25
0.2
0.15
0.1
0.05-
0.
0.05 0.1
0.15 0.2 0.25 0.3 0.35
Proportion aged 65+
He selected the 17 LAs using the following method. The proportions of people aged 18 to 24 and aged 65+ in any Local Authority are denoted by Pyoung and Psenior
respectively. The trainer used a spreadsheet to calculate the value of k=Pyoung/Psenior for each of the 348 LAs in the UK. He then used specific ranges of values of k to
select the 17 LAs.
a)
Estimate the ranges of values of k that he used to select these 17 LAS.
• b) Describe one outstanding feature of the population in the areas represented by the points in the bottom right hand corner of the diagram.
Proportion aged 18 to 24
Transcribed Image Text:4. A trainer was asked to give a lecture on population profiles in different Local Authorities (Las) in the UK. Using data from the 2011 census, he created the following scatter diagram for 17 selected LAs. 17 Selected Local Authorities 0.25 0.2 0.15 0.1 0.05- 0. 0.05 0.1 0.15 0.2 0.25 0.3 0.35 Proportion aged 65+ He selected the 17 LAs using the following method. The proportions of people aged 18 to 24 and aged 65+ in any Local Authority are denoted by Pyoung and Psenior respectively. The trainer used a spreadsheet to calculate the value of k=Pyoung/Psenior for each of the 348 LAs in the UK. He then used specific ranges of values of k to select the 17 LAs. a) Estimate the ranges of values of k that he used to select these 17 LAS. • b) Describe one outstanding feature of the population in the areas represented by the points in the bottom right hand corner of the diagram. Proportion aged 18 to 24
17 Selected Local Authorities
0.25
0.2-
0.15
0.1-
0.05-
0.
0.05 0,1 0.15 0.2 0.25 0.3 0.35
Proportion aged 65+
Proportion aged 18 to 24
Transcribed Image Text:17 Selected Local Authorities 0.25 0.2- 0.15 0.1- 0.05- 0. 0.05 0,1 0.15 0.2 0.25 0.3 0.35 Proportion aged 65+ Proportion aged 18 to 24
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