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WorksheetsPOPULATION and SAMPLING
Total questions: 17
Worksheet time: 11mins
Interviewing all members of a given population is called:
a sample
a census
a Gallup poll
a Nielsen audit
Which ONE of these sampling methods is a probability method?
Simple random
Convenience
Quota
Judgement
This is a form of:
Snowball sampling can help the researcher to:
Access deviant or hidden populations
Theorise inductively in a qualitative study
Overcome the problem of not having an accessible sampling frame
All of these
The term used to define the smallest element in sample selection is:
sampling unit
statistical unit
sample frame
sample interval
Which of the following is a probability-based sample selection method?
snowball sampling
convenience sampling
multistage stratified
over sampling
_________ is a sample in which each individual or object in the entire population has an equal chance of being selected.
Non-Probability Sample
Population
Random Sample
Biased Sample
Out of a group of 30 volunteers, 11 people are chosen to participate in a survey about the number of phone calls they make each week. What is the sample in this situation?
The 11 people selected to participate
The 19 people not selected to participate
The 30 volunteers
The people conducting the survey
When one examines the entire population instead of a subgroup of the population, this is called a ____________.
Sampling
Census
Bias
Random
What type of sampling is this? A journalist asks his family how they feel about water pollution.
Random sample
Convenience sample
Stratified Random sample
Census
Which of the following is NOT a type of non-probability sampling?
Cluster sampling
Judgemental sampling
Snowball sampling
Quota sampling
Josh works for MooMoo Milkshakes. The company wants to know what milkshake flavor is the most popular. Today, he surveyed every third female customer on their favorite milkshake flavor. Twenty-three customers (out of 75 total) were surveyed, and 8 customers prefer MooChooChocolate, 4 customers prefer VeryStrawberry, and 11 customers prefer BananaBoBanna.
Will the results from the survey be representative of all MooMoo Milkshakes customers?
No. The company is only interested in males' opinions.
There is not enough information.
No. Josh only asked female customers.
Yes. Josh should have asked random customers.
Identify the Sample Size:
A restaurant wants to know if their customers buy dessert when they eat out. As people leave the restaurant one evening, 20 people are surveyed at random. Eight people say they usually order dessert when they eat out. The restaurant concluded that most customers do not order dessert.
20 customers
All customers
8 customers
Dessert
