A Uniform Piece of Wire,20 Cm Long,is Bent in a Right

question 12

Multiple Choice

A uniform piece of wire,20 cm long,is bent in a right angle in the center to give it an L-shape.How far from the bend is the center of mass of the bent wire?

• A) 2.5 cm
• B) 3.5 cm
• C) 4.5 cm
• D) 5.0 cm
• E) 7.1 cm

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Definitions:

Random Variables

Variables whose possible values are numerical outcomes of a random phenomenon.

Judgment Sampling

A non-probability sampling method where the researcher selects units to be sampled based on their knowledge and professional judgment.

Subjective Method

A method based on personal judgment and opinion rather than on external data or objective measurement.

Sampling

This involves selecting a subset of individuals from a population to estimate characteristics of the whole population.