A television station wants to know how its newest show is performing. The results of their poll of high school students is shown. Viewership by Grade Grades 9-10 Grades 11-12 Watch 8 Don't Watch 7 16 What is the probability of selec a student who watches the show or who is in grades 9-10? O 0.38 0.43 0.60 0.20

A television station wants to know how its newest show is performing. The results of their poll of high school students is shown. Viewership by Grade Grades 9-10 Grades 11-12 Watch 8 Don't Watch 7 16 What is the probability of selec a student who watches the show or who is in grades 9-10? O 0.38 0.43 0.60 0.20

Name: A television station wants to know how its newest show is performing.
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Description: A television station wants to know how its newest show is performing. Theresults of their poll of high school students is shown.Viewership by GradeGrades 9-10Grades 11-12WatchDon't Watch716What is the probability of selectia student who watches the

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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Concept explainers

2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.

Topic Video

Question

A television station wants to know how its newest show is performing. The
results of their poll of high school students is shown.
Viewership by Grade
Grades 9-10
Grades 11-12
Watch
Don't Watch
7
16
What is the probability of selecti
a student who watches the show or who
is in grades 9-10?
0.38
0.43
0.60
0.20

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