Refer to the Tables and the Figure

question 14

Essay

Refer to the tables and the figure.
Figure 11
You are studying succession and colonization at two sites, site 1 and site 2. You sample the abundance of two species at the sites and determine their percent cover at each site and time period.Answer the following questions:
a) When are the sites most vulnerable to colonization by an invasive species? Justify your answer.
b) By time 8, which site is least vulnerable to colonization by an invasive species? Why?

---

Definitions:

Expected Value

The anticipated value of a variable, calculated as a weighted average of all possible values, with weights being their probabilities of occurrence.

Income

The total amount of money received by an individual or group over a certain period, often derived from work, investments, or business ventures.

Probability

Probability is a measure of the likelihood of an event to occur, expressed as a number between 0 and 1, where 0 indicates impossibility and 1 indicates certainty.

Certain Income

A guaranteed or fixed amount of money received, not subject to variations or uncertainties.