Explanation The 99% confidence interval for the proportion difference between men and women who are alcoholics in Country C is (0.02, 0.09). Reason for incorrect answers: From the interval it can be interpretated that there is 99% confidence that the proportion difference between men and women who are alcoholics in Country C lies between 0.02 and 0.09. In Option (a), only the proportion of alcoholic is mentioned, but the given information is about the difference between men and women who are alcoholics. Therefore, Option (a) is incorrect. The confidence interval does not contain 0, all are positive values, therefore, it can be said that the proportions of men and women who are alcoholics in Country C are different from each other. Hence, Option (c) is incorrect. From the given information, it is not possible to conclude that whether a minority of Country C residents are alcoholic or not...

Statistics: The Art and Science of Learning from Data (4th Edition)

4th Edition

ISBN: 9780321997838

Author: Alan Agresti, Christine A. Franklin, Bernhard Klingenberg

Publisher: PEARSON

See similar textbooks

Concept explainers

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Videos

Question

Chapter 10, Problem 116CP

To determine

Find the correct answer.

Expert Solution & Answer

Want to see the full answer?

Check out a sample textbook solution

See solution

Chapter 10, Problem 115CP

Chapter 10, Problem 117CP

Students have asked these similar questions

please find the answers for the yellows boxes using the information and the picture below

A marketing agency wants to determine whether different advertising platforms generate significantly different levels of customer engagement. The agency measures the average number of daily clicks on ads for three platforms: Social Media, Search Engines, and Email Campaigns. The agency collects data on daily clicks for each platform over a 10-day period and wants to test whether there is a statistically significant difference in the mean number of daily clicks among these platforms. Conduct ANOVA test. You can provide your answer by inserting a text box and the answer must include: also please provide a step by on getting the answers in excel Null hypothesis, Alternative hypothesis, Show answer (output table/summary table), and Conclusion based on the P value.

A company found that the daily sales revenue of its flagship product follows a normal distribution with a mean of $4500 and a standard deviation of $450. The company defines a "high-sales day" that is, any day with sales exceeding $4800. please provide a step by step on how to get the answers Q: What percentage of days can the company expect to have "high-sales days" or sales greater than $4800? Q: What is the sales revenue threshold for the bottom 10% of days? (please note that 10% refers to the probability/area under bell curve towards the lower tail of bell curve) Provide answers in the yellow cells

Chapter 10 Solutions

Statistics: The Art and Science of Learning from Data (4th Edition)

Ch. 10.1 - Unemployment rate According to the Bureau of Labor...Ch. 10.1 - Prob. 2PB Ch. 10.1 - Binge drinking The PACE project at the University...Ch. 10.1 - Smoking and lung obstruction A National Center for...Ch. 10.1 - Do you believe in miracles? Let p1 and p2 denote...Ch. 10.1 - Aspirin and heart attacks in Sweden A Swedish...Ch. 10.1 - Swedish study test Refer to the previous exercise....Ch. 10.1 - Significance test for aspirin and cancer deaths...Ch. 10.1 - Prob. 9PB Ch. 10.1 - Comparing marketing commercials Two TV commercials...

Knowledge Booster

$Statistics$

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.

Find the correct answer.

Solution Summary: The author explains that the 99% confidence interval for the proportion difference between men and women who are alcoholics in Country C is (0.02, 0.09).

Concept explainers

Videos

Find the correct answer.

Want to see the full answer?

Chapter 10 Solutions