Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN: 9780470458365
Author: Erwin Kreyszig
Publisher: Wiley, John & Sons, Incorporated
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Syrus and Shantel are researching what types of novels people
prefer. They decide to survey people at the mall. Syrus uses
systematic sampling and asks every fifth person at the entrance.
He finds that 22% prefer romance novels. Shantel uses
convenience sampling and asks every person in only one store.
She finds that 44% prefer romance novels. Whose inference do you
agree with? Explain. What mistake might the incorrect friend have
made?
Whose inference do you agree with? Explain.
Shantel
O Syrus
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Transcribed Image Text:Syrus and Shantel are researching what types of novels people prefer. They decide to survey people at the mall. Syrus uses systematic sampling and asks every fifth person at the entrance. He finds that 22% prefer romance novels. Shantel uses convenience sampling and asks every person in only one store. She finds that 44% prefer romance novels. Whose inference do you agree with? Explain. What mistake might the incorrect friend have made? Whose inference do you agree with? Explain. Shantel O Syrus
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