Imagine If You Built a Time Machine and Successfully Traveled

question 36

Multiple Choice

Imagine if you built a time machine and successfully traveled 2 billion years backward in time. What would happen?

• A) You would see dinosaurs roaming Earth.
• B) You would see numerous multicellular species on Earth.
• C) You probably would be killed by the ongoing heavy bombardment of Earth.
• D) You would die due to lack of oxygen.
• E) You would be floating in space because Earth hadn't formed yet.

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Definitions:

Bootstrap

A statistical method that involves resampling a single dataset to create many simulated samples, used in assessing variability.

Mean

The average of a set of numbers, calculated by dividing the sum of these numbers by the count of numbers in the set.

Bootstrap Estimates

Bootstrap estimates refer to statistical estimates obtained by repeatedly sampling, with replacement, from a data set to assess the distribution of an estimator.

Sampling Distribution

The chance distribution linked to a specific statistic, emanating from a randomly selected sample.