The average user and the flaw of averages
PAPER X — DESIGN · QUESTION 17 OF 40
In plain terms: The free original report proving nobody is average in ten ways at once — the finding that unmade the fixed cockpit.
The question as set
Does the average user exist? Report what Daniels found when he set 4,063 airmen against the ten-dimensional average, and say what the finding did to the cockpit.
The question in Paper X · Its section on the reference page
The question in context
This is question 17 of the 40 set in Paper X — Design of The Truly Hardest Exam in the World, the examination of The College of All Minds. In the College’s subject index it is filed under Anthropometry and fit and Measurement and error. Like every question of the College, it carries three references of record, verified live at publication and described twice — technically, and in plain terms — so the ground can be judged before it is walked. The response required is an argument, not a survey, of at most three thousand words, as technical as the question demands and no more.
The references of record
The datum itself: 4,063 airmen, ten dimensions, none within the middle 30 per cent on all — the average pilot vacated.
In plain terms: The free original report proving nobody is average in ten ways at once — the finding that unmade the fixed cockpit.
The consequence narrated: from Daniels’s tables and Norma’s contest to adjustable seats — the design response documented.
In plain terms: The free definitive radio history of the average user’s rise and fall, ending where the Air Force did: adjustability.
The successor evidence: 93 measurements on thousands of soldiers, downloadable — the distribution the cockpit must fit.
In plain terms: The free modern body-measurement database, so the average-user question can be checked against today’s numbers.
Background: Gilbert S. Daniels · Anthropometry