
Observational vs Experimental Studies
Interactive Video
•
Science, Biology, Other
•
9th - 10th Grade
•
Practice Problem
•
Hard
Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary focus of Lesson Four in this unit?
The impact of technology on data analysis
The organization of data and the difference between observations and experiments
The history of data collection
Advanced statistical methods
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the comparison of two teachers' methods, what is the main difference between their approaches?
One uses a survey, the other uses interviews
Both use the same method but in different subjects
One observes naturally occurring events, the other conducts an experiment
One focuses on qualitative data, the other on quantitative data
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a disadvantage of the experimental study method discussed?
It requires less control over variables
It can be unethical to manipulate variables like student marks
It is less reliable than observational studies
It is not suitable for longitudinal studies
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a characteristic of a longitudinal observational study?
It requires a control group
It measures variables at a single point in time
It involves manipulating variables to observe effects
It measures the same variables over a long period
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of study involves researchers looking at situations that are already occurring?
Clinical trial
Observational study
Experimental study
Survey study
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a key element in experimental studies that helps determine cause and effect?
Randomization
Survey distribution
Historical data analysis
Cross-sectional observation
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is randomization important in experimental studies?
To focus on a specific demographic
To increase the number of participants
To eliminate bias and ensure groups are comparable
To ensure the study is completed quickly
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