How Many Columns Would the Table Associated with a Contingency

question 138

Multiple Choice

How many columns would the table associated with a contingency table test with 4 rows and 15 degrees of freedom have?

• A) 5 columns
• B) 6 columns
• C) 9 columns
• D) 11 columns

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Definitions:

Nitrification

Conversion of ammonium to nitrate.

Trophic Category

A classification describing the position of organisms within a food chain, based on their feeding relationships and energy transfer.

Detritivore

An organism that feeds on dead organic matter, largely contributing to decomposition and nutrient recycling in ecosystems.

Earthworm

Earthworms are tube-shaped, segmented worms found in soil that play a crucial role in aerating soil and breaking down dead organic matter.