The problem with self selection in research is that it makes it makes causal interpretations difficult.
<h3>What is self selection?</h3>
This is a type of bias that occurs often times in social science research. In this type of bias, the respondents cause it because they are totally allowed to decide things for themselves.
The respondents are left to decide for themselves whether they want to participate in the research or not.
Read more on self selection here:
brainly.com/question/25261401
Answer:
D) He reorganized life into five kingdoms.
Explanation:
Whittaker proposed an elaborate five kingdom classification – Monera, Protista, Fungi, Plantae and Animalia. The main criteria of the five kingdom classification were cell structure, body organisation, mode of nutrition and reproduction, and phylogenetic relationships. ... They reproduce both asexually and sexually.
The correct answer is when people ( or members, or employees) like predefined conditions that are clear and understandable.
In general, there are four widely-acknowledged goals in psychology. They are:<em> to describe, to explain, to predict, and to control</em>.
From all four of these, the one that is most suitable to answer the given question is the fourth goal: to control. The control goal of psychology refers to how <em>psychology should be used to influence and bring changes to people’s behaviors in order to change their lives for the better.</em>
Correlational research is most useful for
purposes of PREDICTION.
Correlational research is a type of research wherein the researcher uses two
factors or variables and checks the relationship of the two variables. In this
type of research in order to get good results, the researcher should set at
least 30 participants in order to increase the validity of result of the
research.