Types of Studies and Sampling Methods

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•
Mathematics
•
12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
What are the types of studies in research?
Back
1. Experimental Studies 2. Observational Studies (e.g., Cohort, Case-Control, Cross-Sectional)
2.
FLASHCARD QUESTION
Front
What is a treatment in an experiment?
Back
A treatment is a specific condition applied to subjects in an experiment to observe its effects.
3.
FLASHCARD QUESTION
Front
How many treatments are involved in an experiment with 2 types of pots and 2 watering schedules?
Back
4 treatments (2 pots x 2 watering schedules).
4.
FLASHCARD QUESTION
Front
What is a Segmented Bar Graph used for?
Back
To show the association between categorical variables, displaying the proportion of each category.
5.
FLASHCARD QUESTION
Front
What is a Prospective Study?
Back
A study that follows subjects forward in time to observe outcomes.
6.
FLASHCARD QUESTION
Front
What is a Retrospective Study?
Back
A study that looks back at data collected in the past to find correlations or outcomes.
7.
FLASHCARD QUESTION
Front
What is marginal distribution?
Back
The distribution of a single variable in a contingency table, showing totals for each category.
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