Answer:
confounding variable; lowered.
Explanation:
In the field of statistical analysis, a <u>confounding variable</u> is one that influences both the independent variable and the dependent variable. When an experimented is designed, the researcher wants to study the effect the independent variable has on the dependent variable. However, if there's a third variable that can influence them, it can cause a spurious correlation.
The psychologist wanted to test the effects using the new computer program (independent variable) had in helping students learn math (dependent variable). But when she divided the group in two, separating them by gender, she introduced a third variable (confounding variable) that wasn't accounted for when designing the experiment and that can influence either variable. <u>Because of this, the internal validity of the study has been </u><u>lowered</u><u>.</u>
Answer:
business and industry.
Explanation:
He rose to prominence as the members of the populist party. He openly advocated for the abolishment of big business/industries at the earlier period of his career.
Over the time, he realized that business and industries were a crucial part of economy to increase the wealth of the citizens. So, he started to changed his belief and showed his support for industrial revolution in United States.
The correct answer is agenda control.
Agenda control refers to phenomenon whereby the media (television, newspapers, movies, magazines, etc.) shapes and influences people's thoughts and perceptions of the world. This occurs as a result of over reporting topics such as crime, terrorism, corruption, etc., while under reporting other prevalent occurrences in society. By selectively providing information to consumers, the media influences the public's opinions and perceptions.