2. An independent research group is intere through Cesarian Section is decreasing. Fc through Cesarian Section. The research grOL and finds that 25 of the births were by Cesar percent of births by Cesarian Section has de

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 30PPS
icon
Related questions
Question
2. An independent research group is interested to show that the percentage of babies delivered
through Cesarian Section is decreasing. For the past years, 20% of the babies were delivered
through Cesarian Section. The research group randomly inspects the medical records of 144 births
and finds that 25 of the births were by Cesarian Section. Can the research group conclude that the
percent of births by Cesarian Section has decreased at 5% level of significance?
Transcribed Image Text:2. An independent research group is interested to show that the percentage of babies delivered through Cesarian Section is decreasing. For the past years, 20% of the babies were delivered through Cesarian Section. The research group randomly inspects the medical records of 144 births and finds that 25 of the births were by Cesarian Section. Can the research group conclude that the percent of births by Cesarian Section has decreased at 5% level of significance?
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 3 steps with 3 images

Blurred answer
Recommended textbooks for you
Glencoe Algebra 1, Student Edition, 9780079039897…
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill
Calculus For The Life Sciences
Calculus For The Life Sciences
Calculus
ISBN:
9780321964038
Author:
GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:
Pearson Addison Wesley,
Big Ideas Math A Bridge To Success Algebra 1: Stu…
Big Ideas Math A Bridge To Success Algebra 1: Stu…
Algebra
ISBN:
9781680331141
Author:
HOUGHTON MIFFLIN HARCOURT
Publisher:
Houghton Mifflin Harcourt