p estimate the number o find it relaxing to listen andomly selected memb th student whose name a grade students

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 15E
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ecause it is selected at random and is large
nough to provide accurate data.
So, the correct answer is D.
Try It
1. WHAT IF? You want to estimate the number of twelfth-grade students
in a high school who ride a bus to school. Which sample is unbiased?
Explain.
2. You want to estimate the number of eighth-grade students in your
school who find it relaxing to listen to music. You consider two samples.
• fifteen randomly selected members of the band
• every fifth student whose name appears on an alphabetical list of
eighth grade students
Which sample is unbiased? Explain.
Transcribed Image Text:ecause it is selected at random and is large nough to provide accurate data. So, the correct answer is D. Try It 1. WHAT IF? You want to estimate the number of twelfth-grade students in a high school who ride a bus to school. Which sample is unbiased? Explain. 2. You want to estimate the number of eighth-grade students in your school who find it relaxing to listen to music. You consider two samples. • fifteen randomly selected members of the band • every fifth student whose name appears on an alphabetical list of eighth grade students Which sample is unbiased? Explain.
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