Answer:
c. Instrumentation
Explanation:
In research methods and statistics, mainly there are eight different types of threats associated with the internal validity including experimental mortality, regression, interaction of threats, selection, history, testing, maturation, and instrumentation.
Instrumentation: The term "instrumentation" is described as one of the different types of internal validity threat that encompasses the change in the scores, instruments, or observers that may produce a few changes in the outcomes of a particular study.
In the question above, the given statement represents "instrumentation".
the pear industry crashes in the 1930s
Answer:
When the schools are reviwed the only action that represents a less structured approach that teachers use is:
Explanation:
First of all, we need to understand the question. We need to find the worst structured approach teachers use. The structure depends on the organization of the activity. That is the measure we take into account to define which one is the worst.
a) asking questions of the students. This is the less structured approach because not all of them will work, only a few will do, also the questions will be open and the teacher can't control or orientate the curse of their questions because he has no control over their minds.
b) allowing the students to work in small groups requires rules, requires an objective, requires an organization, a distribution of the activities, an objective, and the analysis of information to create a learning experience. So it's incorrect.
c) Presenting materials to the students require a high level of organization because they need to explain a topic and organize the information to make sure they understand the message. So this is incorrect.
d) This is a highly structured activity because the activities take the curriculum as an object to create the activities and achieve the objectives of the curriculum so it's incorrect.
Answer:
New England farms did not produce huge marketable surpluses of cash crops in quantities necessary to produce wealth.
