What is the primary purpose of sampling in research?

PAB5128 MCQ

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University
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Luis Quiroz
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60 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
To avoid using statistics
To make conclusions without data
To gather data from the entire population
To study a manageable subset representing a population
To reduce the number of variables
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is a categorical variable?
Crop yield (kg)
Soil pH
Type of irrigation method used
Temperature (°C)
Number of trees per hectare
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the key feature of a random sample?
It includes only the most accessible participants
Every member of the population has an equal chance of being selected
It targets a specific subgroup intentionally
It includes all members of the population
It requires very large sample sizes
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What kind of variable is “number of farm animals”?
Categorical
Continuous
Ordinal
Discrete
Nominal
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which data collection method is most appropriate for gathering first-hand, observable behavior?
Literature review
Questionnaire
Interview
Focus group
Field observation
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is an ordinal variable?
A variable measured with random numbers
A variable with categories that have a meaningful order
A numerical variable without units
A categorical variable with no ranking
A variable that changes with seasons
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A study measuring household income levels as: low, medium, high, is using what type of scale?
Ratio
Ordinal
Nominal
Discrete
Interval
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