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.
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
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![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.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa2dd8aaf-32db-4eb2-919b-12a8b5bbb31b%2F9f94889c-1a5e-4d6b-80b0-aea7f6adf31d%2Fb43lfae_processed.jpeg&w=3840&q=75)
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.
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