3. Four scenarios of statistical studies are given below. Decide which study uses a population parameter. A) Lakeside Family Dentistry reported that 6 of the 15 patients who came in for a regular cleaning one day had at least one cavity. B) In 2001, 78% of children diagnosed with cancer were in remission after five years, and this number is improving. As part of her senior project, Kaisa asked 84 of her classmates if they voted in the C) last presidential election. 39 said yes. D) 15% of the attendees at a town council meeting in a rural area reported not using the internet on a daily basis.

A First Course in Probability (10th Edition)
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Chapter1: Combinatorial Analysis
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3.
Four scenarios of statistical studies are given below. Decide which study uses a
population parameter.
A) Lakeside Family Dentistry reported that 6 of the 15 patients who came in for a
regular cleaning one day had at least one cavity.
B) In 2001, 78% of children diagnosed with cancer were in remission after five years,
and this number is improving.
As part of her senior project, Kaisa asked 84 of her classmates if they voted in the
C)
last presidential election. 39 said yes.
D) 15% of the attendees at a town council meeting in a rural area reported not using
the internet on a daily basis.
Transcribed Image Text:3. Four scenarios of statistical studies are given below. Decide which study uses a population parameter. A) Lakeside Family Dentistry reported that 6 of the 15 patients who came in for a regular cleaning one day had at least one cavity. B) In 2001, 78% of children diagnosed with cancer were in remission after five years, and this number is improving. As part of her senior project, Kaisa asked 84 of her classmates if they voted in the C) last presidential election. 39 said yes. D) 15% of the attendees at a town council meeting in a rural area reported not using the internet on a daily basis.
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