1. The students identified the following hypotheses:

Hypothesis 1: The sectors (types) of high technology industry in the area changed between 2006 and 2016.

Hypothesis 2: High technology companies employ a highly skilled workforce.

To investigate Hypothesis 1 the students did a survey of the companies which occupied some of the buildings shown in Fig. 1.2 (below). They wanted to find out what sector of high technology industry the companies were involved in.

Fig. 1.2

(i)

Companies involved in the bio-medical sector are shaded on Fig. 1.2. Describe the distribution of these companies.

[2]

(ii)

Explain why high technology companies are usually located near to other similar companies.

[3]

(iii)

Table 1.1 shows the percentage of companies in each industrial sector.

Table 1.1 
Companies in each industrial sector

Use these results to complete Fig. 1.5 below.

[2]