C. Identify the type of sampling technique that would be used in the given probl
ID: 3218161 • Letter: C
Question
C. Identify the type of sampling technique that would be used in the given problem. Write the type of sampling technique in the space provided.
__________ (25.) To determine the average salary of professors at Texas University, the faculty were divided into the following groups: instructors, assistant professors, associate professors, and professors. Twenty faculty members from each group were selected for the study. This represents what type of sampling method?
__________ (26.) A researcher wanted to determine whether homeowners in Lexington County were willing to fund a new Olympic size swimming pool for the LHS swim team. The researchers decided to survey all homeowners in the Woodcreek and Ashley Oaks subdivisions. What type of sampling method did the researcher employ?
__________
(30.)
A pollster wants to determine which local news channel is watched most frequently in New York City. The city blocks in Manhattan are used as a sample.
__________
(28.)
Every member of the population must have an equal chance of being selected.
__________
(31.)
The register of a small college wants to determine how many hours a week that students are working, either part-time or full-time. The students are divided into the following age categories: 18 – 25, 26 – 33, 34 – 41, 42 – 49, and 50 – 57. Fifteen students are selected from each age group.
__________
(30.)
A pollster wants to determine which local news channel is watched most frequently in New York City. The city blocks in Manhattan are used as a sample.
Explanation / Answer
(25.) To determine the average salary of professors at Texas University, the faculty were divided into the following groups: instructors, assistant professors, associate professors, and professors. Twenty faculty members from each group were selected for the study. This represents what type of sampling method?
ANSWER: stratified random sampling
(26.) A researcher wanted to determine whether homeowners in Lexington County were willing to fund a new Olympic size swimming pool for the LHS swim team. The researchers decided to survey all homeowners in the Woodcreek and Ashley Oaks subdivisions. What type of sampling method did the researcher employ?
ANSWER: Cluster sampling
(30) A pollster wants to determine which local news channel is watched most frequently in New York City. The city blocks in Manhattan are used as a sample.
ANSWER: Cluster sampling
(28)
Every member of the population must have an equal chance of being selected.
ANSWER: simple random sampling
(31)
The register of a small college wants to determine how many hours a week that students are working, either part-time or full-time. The students are divided into the following age categories: 18 – 25, 26 – 33, 34 – 41, 42 – 49, and 50 – 57. Fifteen students are selected from each age group.
ANSWER: stratified random sampling
(30) A pollster wants to determine which local news channel is watched most frequently in New York City. The city blocks in Manhattan are used as a sample.
ANSWER: Cluster sampling
(28)
Every member of the population must have an equal chance of being selected.
ANSWER: simple random sampling
(31)
The register of a small college wants to determine how many hours a week that students are working, either part-time or full-time. The students are divided into the following age categories: 18 – 25, 26 – 33, 34 – 41, 42 – 49, and 50 – 57. Fifteen students are selected from each age group.
ANSWER: stratified random sampling
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