Bakers Ltd currently has 303 shops across the UK. Table 3.16 describes the location of each shop within one of four regions (SW, SE, NE, and ML and NW) and the level of shop profit.

As part of Bakers Ltd financial quality control initiative the company select a shop at random and undertake a visit.

(a) Calculate the probability that the shop chosen to be visited will be in the SW region.

(b) Owing to a careless administrative leak of information the next set of visits are known to be located in the SW region. What is the probability that a shop in the SW region will be chosen?

(c) Compare the two probabilities of P(SW) and P(SW/over 80,000). Are these two events independent or dependent?

Transcribed Image Text:

Profit, £ Table 3.16 Under 8000 8000-< 80,000 Over 80,000 SW 12 54 34 SE 8 34 12 Region NE 15 43 23 ML and NW 22 41 5