vault backup: 2026-03-30 22:54:00

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2026-03-30 22:54:00 -04:00
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@@ -301,36 +301,36 @@ and the probability that their answer would be within 10% of the true value.
> * Population in the U.S.
> * Proportion of population that immigrated to U.S.
> * Percentage of U.S immigrants from Argentina
>
>
> ##### Circulation of TV Guide
>
> * Households in the U.S.
> * Proportion of households with a TV
> * Proportion of households with a TV receiving TV Guide
>
>
> ##### Circumference of 50¢ coin
>
> * Diameter in inches of a 50¢ coin
> * Number of pieces of string the length of the diameter needed to wrap around circumference
>
>
> ##### Bushels of wheat
>
> * Population of the world
> * Number of bushels of wheat consumed per person per year
> * Proportion of wheat wasted per year
>
>
> ##### Bank failures in 1933
>
> * Current population of the U.S.
> * Population of U.S. in 1933 as a proportion of current population
> * Number of customers for a typical bank
> * Proportion of banks failed in 1933
>
>
> ##### U.S. presidents
>
> * Number of years U.S. has had presidents
> * Number of years the average president holds office
>
>
> ##### Men's pants
>
> * Number of men in the U.S.
@@ -338,20 +338,20 @@ and the probability that their answer would be within 10% of the true value.
> * Number of women in the U.S.
> * Number of pairs of men's pants the average woman buys each year
> * Proportion of men's pants manufactured in the U.S. that are sold to U.S. customers
>
>
> ##### Athletic shoes
>
> * Population of the U.S.
> * Proportion of the population that wears athletic shoes
> * Pairs of athletic shoes each wearer buys per year
> * Proportion of athletic shoes manufactured in U.S. that are sold to U.S. customers
>
>
> ##### Auto accidents
>
> * Number of people in the U.S. of driving age
> * Proportion of people of driving age who drive
> * Number of accidents the average driver has per year
>
>
> ##### Area of U.S.
>
> * Distance in miles from San Francisco, CA to Washington, D.C.
@@ -557,7 +557,7 @@ In practical problems, of course, one could simply use the actual value.
In their study of decomposition, Henrion et al. (1993) gave the U.S. population value to the subjects.
> ##### Fig. 1. Calibration of probability assessments that estimated answer is within 10% of true answer.
>
>
> %% ![[figure_1.jpeg]] %%
The issue of 'how extreme is extreme' has not been resolved.