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Determine which type of sampling technique is used. Determine if the sample is biased or unbiased. A high school teacher wants to know how much time her students spend on their cell phones each week. She surveys 5 randomly selected students from each of the 4 classes she teaches. 53. Identify the sampling technique used. 54. Is the sample biased or unbiased?

Determine which type of sampling technique is used. Determine if the sample is biased or unbiased. A high school teacher wants to know how much time her students spend on their cell phones each week. She surveys 5 randomly selected students from each of the 4 classes she teaches. 53. Identify the sampling technique used. 54. Is the sample biased or unbiased?

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Determine which type of sampling technique is used. Determine if the sample is biased or unbiased. A high school teacher wants to know how much time her students spend on their cell phones each week. She surveys 5 randomly selected students from each of the 4 classes she teaches. 53. Identify the sampling technique used. 54. Is the sample biased or unbiased? A local newspaper reporter wants to know what the community thinks about the latest trades their baseball team has made. He surveys the people that work in his office for their opinions. 55. Identify the sampling technique used. 56. Is the sample biased or unbiased? A high school wants to know how the student body feels about the quality of their facilities. They use an alphabetical list of the student body and survey every 8th student from the list. 57. Identify the sampling technique used. 58. Is the sample biased or unbiased? A newspaper wants to poll their readers about a local topic so they randomly select 100 subscribers and poll them over the phone. 59. Identify the sampling technique used. 60. Is the sample biased or unbiased? Choices for 53-60: A) Biased C) Simple random sample B) Systematic sample E) Unbiased AB) Convenience sample AC) Voluntary response sample D) Stratified sample
Transcribed Image Text:Determine which type of sampling technique is used. Determine if the sample is biased or unbiased. A high school teacher wants to know how much time her students spend on their cell phones each week. She surveys 5 randomly selected students from each of the 4 classes she teaches. 53. Identify the sampling technique used. 54. Is the sample biased or unbiased? A local newspaper reporter wants to know what the community thinks about the latest trades their baseball team has made. He surveys the people that work in his office for their opinions. 55. Identify the sampling technique used. 56. Is the sample biased or unbiased? A high school wants to know how the student body feels about the quality of their facilities. They use an alphabetical list of the student body and survey every 8th student from the list. 57. Identify the sampling technique used. 58. Is the sample biased or unbiased? A newspaper wants to poll their readers about a local topic so they randomly select 100 subscribers and poll them over the phone. 59. Identify the sampling technique used. 60. Is the sample biased or unbiased? Choices for 53-60: A) Biased C) Simple random sample B) Systematic sample E) Unbiased AB) Convenience sample AC) Voluntary response sample D) Stratified sample
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