Which of the Following Changes to the Shape of a Cube

question 34

Multiple Choice

Which of the following changes to the shape of a cube of clay will decrease its surface area relative to its volume?

• A) Pinch the edges of the cube into small folds.
• B) Flatten the cube into a pancake shape.
• C) Round the clay up into a sphere.
• D) Stretch the cube into a long, shoebox shape.

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Definitions:

Chi-Square Distribution

A statistical distribution that is used to describe the distribution of the sum of squared random variables.

Critical Value

A point on the scale of a statistical distribution that marks the threshold for significant results.

Hypothesis Problem

A question that forms the basis for a hypothesis test, usually framed as the challenge of determining whether an observed phenomenon can be attributed to chance or not.

Population Variances

The variance calculated for a set of values that represents an entire population, providing a measure of its overall spread.