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yulyashka [42]
2 years ago
14

The local chapter of the American Red Cross has expressed concern because blood donations are down. It has received a report fro

m the national American Red Cross, which shows why people are reluctant to donate blood. This report is an example of _____ data.
Social Studies
1 answer:
jenyasd209 [6]2 years ago
3 0

Answer:

Secondary data

Explanation:

Secondary data is the data collected by the researcher for investigation previously. This data can be assessed by the researcher. The secondary data is opposite or contrast to the primary data. Primary data is like the data collected directly.

The secondary is the data which increases the sampling data. It is the source of a large research project. The big source of secondary data is government libraries, internet, departments. Social media is the largest source of research. It is is the interest source for investigators.  

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A principle of behavior describes a "functional relation" between behavior and one or more of its controlling variables.

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All of the following are reasons why researchers use machines to record behaviors except _____. A. human eye cannot record behav
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C. machines can be disguised easily

Explanation:

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madreJ [45]

Answer:

d. demonstration.

Explanation:

According to a different source, these are the options that come with this question:

a. simulation.

b. model.

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d. demonstration.

This is an example of a demonstration. A demonstration is an example in which the person exemplifies how something is performed. This is usually a practical exhibition, and it allows the person to give proof or evidence of how something operates. In this example, April is able to show the difference between pressure and force through her demonstration.

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TThe major force(s) causing the genetic divergence of the two populations is/are:
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Answer:

c. mutation and natural selection

Explanation:

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