1. Identify the Different sampling techniques (Convenience, Simple random, systematic, stratified, census, cluster, voluntary response )for each problem below: a. In order to find the average height of the students in a school of class 1 to class 12, draw samples of students from each of the classes b) Consider all dog owners in a particular city c).Suppose a supermarket wants to study buying habits of their customers, then using systematic sampling they can choose every 10th or 15th customer entering the supermarket and conduct the study on this sample. d) An auditor wishes to estimate the average number of days sick leave per employee over the past quarter. The firm has eight divisions, the auditor selects all the employees from each division. e) A pollster interviews shoppers at a local mall f) A restaurant leaves comment cards on all of its tables and encourages customers to participate in a brief survey to learn about their overall experience. g) A professor numbers his students from 1 to 200, places those numbers in a hat, mixes thoroughly and chooses 6 numbers without looking

1. Identify the Different sampling techniques (Convenience, Simple random, systematic, stratified, census, cluster, voluntary response )for each problem below: a. In order to find the average height of the students in a school of class 1 to class 12, draw samples of students from each of the classes b) Consider all dog owners in a particular city c).Suppose a supermarket wants to study buying habits of their customers, then using systematic sampling they can choose every 10th or 15th customer entering the supermarket and conduct the study on this sample. d) An auditor wishes to estimate the average number of days sick leave per employee over the past quarter. The firm has eight divisions, the auditor selects all the employees from each division. e) A pollster interviews shoppers at a local mall f) A restaurant leaves comment cards on all of its tables and encourages customers to participate in a brief survey to learn about their overall experience. g) A professor numbers his students from 1 to 200, places those numbers in a hat, mixes thoroughly and chooses 6 numbers without looking

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section11.4: Collecting Data

Problem 6E

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