The Formula for Oxygen Gas Is O₂; This Means It

question 193

Multiple Choice

The formula for oxygen gas is O₂; this means it is

• A) made up of two atoms of oxygen
• B) a molecule
• C) a compound
• D) both a and b above

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Definitions:

T-Distribution

A probability distribution used in statistics, especially in scenarios with small sample sizes, that is symmetric, bell-shaped, and slightly thicker and longer-tailed than the normal distribution.

Sample Mean

The average value of a sample set, calculated by summing all observations and dividing by the number of observations.

T-Score

A standardized score that indicates how many standard deviations an element is from the mean.

Confidence Estimate

A range of values used to estimate a parameter, calculated in such a way that it is likely, to a specified level of confidence, to contain the true value of the parameter.