Science, Maths & Technology
Engineering: The nature of problems
...statistical departure from themean value. Table 3 Ergonomic data: maximum finger pushing force in newtons THUMB INDEX FINGER MIDDLE FINGER RING FINGER LITTLE FINGER Mean force/N 17 11 10 8 5 Range/N 14–20 8–14 8–12 5–10 3–9 Source: Haaland et al. (1963) SAQ 4 The back of a particular airline seat is 100 mm thick. Explain why it would be unreasonable to install...