1. A sample of 2,000 was sought to estimate the average achievement in science of fifth graders in a city's public schools. The average fifth grade enrollment in the city's elementary schools is 100 students. Thus, 20 schools were randomly selected and within each of those schools all fifth graders were tested. (CLUSTER, SNOWBALL, QUOTA) *

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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In each of the following examples,
identify the sampling method being
used. Choose the answer in the
parenthesis,
then explain
your reason
1. A sample of 2,000 was sought to
estimate the average achievement in
science of fifth graders in a city's
public schools. The average fifth
grade enrollment in the city's
elementary schools is 100 students.
Thus, 20 schools were randomly
selected and within each of those
schools all fifth graders were tested.
(CLUSTER, SNOWBALL, QUOTA) *
Transcribed Image Text:In each of the following examples, identify the sampling method being used. Choose the answer in the parenthesis, then explain your reason 1. A sample of 2,000 was sought to estimate the average achievement in science of fifth graders in a city's public schools. The average fifth grade enrollment in the city's elementary schools is 100 students. Thus, 20 schools were randomly selected and within each of those schools all fifth graders were tested. (CLUSTER, SNOWBALL, QUOTA) *
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