<span>The independent variable is the variable that is being changed within an experiment. In Simone's experiment, everything is being kept the same between the two groups except that one group will be listening to music during the PT sessions. The independent variable is therefore listening to music versus not listening to music.</span>
Answer:
Dr. Ingram conducted an C. experimental study.
Explanation:
An experimental study is that in which the variables are in direct control of the researcher. He/she is in control of <em>changing or adjusting</em> them in order to reach an outcome.
Dr. Ingram <em>varied the imageability of items </em>on a list to measure the participants' recalling abilities. He is conducting an experimental study.
Let's see why the other options are not valid in this case:
- A correlational study tries to find correlations between 2 or more variables.
- In a naturalistic study the researcher observes a certain phenomenon.
- An observational study just centers on observing, there is no manipulation of variables.
Answer:
primary source
Explanation:
Primary source -
In the field of history , a primary source is considered to be the autobiography , manuscript , diary , document , artifact etc. ,
These are the very first , original and the purest form of information , from which various conclusion can be drawn about a particular topic.
Hence, from the given statement of the question,
The correct term is primary source.
