Which of the Following Organisms Would Be Members of a Pioneer

question 9

Multiple Choice

Which of the following organisms would be members of a pioneer community on bare rock?

• A) grass
• B) lichens
• C) herbs
• D) moss
• E) trees

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Definitions:

Test Statistic

A quantity derived from sample data that is used in a hypothesis test to make a decision about the null hypothesis.

Chi-Squared Table

A table that shows the critical values of the chi-square distribution, used to determine the significance of chi-square statistics.

Null Hypothesis

The assumption in hypothesis testing that posits no significant difference exists between specified populations.

Contingency Table

A table often used in statistics to display the frequency distribution of variables.