Answer:
These researchers are suffering from observer bias.
Explanation:
Observer bias is also known as <em>research bias</em> and it is the tendency an individual has to <em>see what he/she wants or expects to see</em>. The researcher allows his/her expectations about what will happen to <em>affect the study's results</em> because one's subjectivity comes into play, not really being objective.
Answer:
In 1888, Riis left the Tribune to work for the Evening Sun, where he began making the photographs that would be reproduced as engravings and halftones in How the Other Half Lives, his celebrated work documenting the living conditions of the poor, which was published to widespread acclaim in 1890.
Genetic makeup , traits, recessive traits
Answer:
Modern democracies are characterized by two capabilities that differentiate them fundamentally from earlier forms of government.
Explanation:
The capacity to intervene in their own societies and the recognition of their sovereignty by an international legalistic framework of similarly sovereign states.
Answer:
Scaled response questions
Explanation:
SCALED RESPONSE QUESTIONS requires some degree of mental activity, such as evaluating choices, voicing opinions, recalling past experiences, indicating intentions, or responding to "what if" questions, are placed deeper in the survey.