Determine the number of students required to survey if they wish to use a sample of 15% of the total number of students in the school. b) If they wish to use a stratified-sampling procedure, determine how many students from each grade will be considered in the sample.
Determine the number of students required to survey if they wish to use a sample of 15% of the total number of students in the school. b) If they wish to use a stratified-sampling procedure, determine how many students from each grade will be considered in the sample.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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At Statsville High School the administration wants to sample 15% of the students to determine if students would prefer a semester timetable. The student body is comprised of:
240 students in grade 9
220 students in grade 10
205 students in grade 11
190 students in grade 12
a) Determine the number of students required to survey if they wish to use a sample of 15% of the total number of students in the school.
b) If they wish to use a stratified-sampling procedure, determine how many students from each grade will be considered in the sample.
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