Microfossils Found in Northwestern Australia in 2011 Appear to Have

question 94

Multiple Choice

Microfossils found in northwestern Australia in 2011 appear to have been

• A) photoheterotrophs
• B) chemoheterotrophs
• C) photoautotrophs
• D) chemoautotrophs

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Definitions:

Rejection Region

In hypothesis testing, the range of values for which the null hypothesis is not considered plausible and is therefore rejected.

Null Hypothesis

A statement positing that no statistical significance exists in a set of observations, serving as the default assumption in hypothesis testing.

Rejection Region

The area in the probability distribution that, if the test statistic falls within, leads to the rejection of the null hypothesis.

P-value Method

A statistical approach that determines the significance of results by comparing the p-value to a predetermined level of significance, often determining if there is enough evidence to reject a null hypothesis.