Can someone help me with these 2 questions? There is an example of how it should
ID: 33666 • Letter: C
Question
Can someone help me with these 2 questions? There is an example of how it should look, but you can't use the example as your answer!
1. List three different aspects of a population you could measure (or calculate).
2. For one of your 3, also give specific possible units, methods, and what does it tell you/indicate about future population growth.
For example (your answers must be different than example!):
Measure: Age structure
Units: # individuals per size class
Methods: Count how many small, medium, and large trees there are (less than 10 cm, 10-30cm, greater than 30cm diameter) in 20 sample plots
Indicates: If few small trees means the population will likely decrease
Explanation / Answer
A population distribution is a statement of the frequency with which the units of analysis or cases that together make up a population are observed or are expected to be observed in the various classes or categories that make up a variable.
The distribution that results from canvassing an entire population can be described by using the types of descriptive indicators discussed in the previous chapter. Measures of central tendency and dispersion can be computed to characterize the entire population distribution. When such measures like the mean, median, mode, variance and standard deviation of a population distribution are computed, they are referred to as parameters. A parameter can be simply defined as a summary characteristic of a population distribution. For instance, if we refer to the fact that in the population of humans the proportion of females is .52 (that is, of all the people in the population, 52% are female) then we are referring to a parameter. Similarly, we might consult a television programming archive and compute the number of hours per week of news and public affairs programming presented by the networks for each week from 1948 to the present. The mean and standard deviation of this data are population parameters
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