A 2019 poll of 1234 randomly selected teenagers asked the question, "do you write a thank you note to a person who gave you a gift?" Historically, it was known that 65% of teenagers did write a thank you note after receiving a gift. The 95% confidence interval based on the results of the 2019 poll is (0.583, 0.645). Is the proportion of teenagers who wrote a thank you note after receiving a gift in 2019 different from 0.65? Based on these findings, which of the following statements is correct? O a. Fail to reject Ho; there is significant evidence to suggest the proportion of teenagers who wrote a thank you note after receiving a gift in 2019 is different than 0.65. O b. Fail to reject Ho; there is not significant evidence to suggest the proportion of teenagers who wrote a thank you note after receiving a gift in 2019 is different than 0.65. Oc. Reject Ho; there is significant evidence to suggest the proportion of teenagers who wrote a thank you note after receiving a gift in 2019 is 0.65. O d. Reject Ho: there is significant evidence to suggest the proportion of teenagers who wrote a thank you note after receiving a gift in 2019 is different than 0.65.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
icon
Related questions
Question
12
A 2019 poll of 1234 randomly selected teenagers asked the question, "do you write a thank you note to a person who gave you a gift?" Historically, it was known that 65% of teenagers did write a thank you note after receiving a
gift. The 95% confidence interval based on the results of the 2019 poll is (0.583, 0.645). Is the proportion of teenagers who wrote a thank you note after receiving a gift in 2019 different from 0.65? Based on these findings, which
of the following statements is correct?
O a. Fail to reject Ho; there is significant evidence to suggest the proportion of teenagers who wrote a thank you note after receiving a gift in 2019 is different than 0.65.
O b. Fail to reject Ho; there is not significant evidence to suggest the proportion of teenagers who wrote a thank you note after receiving a gift in 2019 is different than 0.65.
O c. Reject Ho; there is significant evidence to suggest the proportion of teenagers who wrote a thank you note after receiving a gift in 2019 is 0.65.
O d. Reject Ho; there is significant evidence to suggest the proportion of teenagers who wrote a thank you note after receiving a gift in 2019 is different than 0.65.
Transcribed Image Text:A 2019 poll of 1234 randomly selected teenagers asked the question, "do you write a thank you note to a person who gave you a gift?" Historically, it was known that 65% of teenagers did write a thank you note after receiving a gift. The 95% confidence interval based on the results of the 2019 poll is (0.583, 0.645). Is the proportion of teenagers who wrote a thank you note after receiving a gift in 2019 different from 0.65? Based on these findings, which of the following statements is correct? O a. Fail to reject Ho; there is significant evidence to suggest the proportion of teenagers who wrote a thank you note after receiving a gift in 2019 is different than 0.65. O b. Fail to reject Ho; there is not significant evidence to suggest the proportion of teenagers who wrote a thank you note after receiving a gift in 2019 is different than 0.65. O c. Reject Ho; there is significant evidence to suggest the proportion of teenagers who wrote a thank you note after receiving a gift in 2019 is 0.65. O d. Reject Ho; there is significant evidence to suggest the proportion of teenagers who wrote a thank you note after receiving a gift in 2019 is different than 0.65.
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps

Blurred answer
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman