The Null Hypothesis When Using the Z-Test for the Differences

question 72

Short Answer

The null hypothesis when using the Z-test for the differences between the proportions of two groups is that ____________________.

---

Definitions:

Photosynthetic Organisms

Organisms capable of photosynthesis, a process that converts light energy into chemical energy, sustaining the food chain.

Autotroph

An organism that synthesizes complex organic compounds from simple inorganic raw materials; also called producer or primary producer. Compare with heterotroph. See chemoautotroph and photoautotroph.

Saprotroph

A saprotroph is an organism that feeds on or derives nourishment from decaying organic matter, essential for nutrient cycling in ecosystems.

Food Chain

A series of organisms each dependent on the next as a source of food, illustrating the flow of energy and nutrients from one organism to another.