Five People Measure the Length of a Car

question 14

Multiple Choice

Five people measure the length of a car. The values they obtain are 2.38 m, 2.36 m, 2.41 m, 2.36 m and 2.37 m. What is the approximate uncertainty in their measurement of the length of the car?

• A)5 cm
• B)1 m
• C)1 cm
• D)0.01 cm
• E)0.5 cm

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Definitions:

Free-rider Problem

A situation where individuals benefit from resources, goods, or services without paying for them, leading to underprovision of those public goods.

Nonrivalry

A property of goods where one person's consumption does not prevent consumption by others, typically relevant in the context of public goods.

Nonexcludability

Nonexcludability is a feature of public goods where it is not possible to prevent individuals from consuming the good, irrespective of whether they have contributed to its provision.

Public Goods

Goods that are non-excludable and non-rivalrous, meaning no one can be effectively excluded from use and use by one does not reduce availability to others.