Question 1

The figure to the right shows the results of a survey in which 1021 adults from CountryA, 1022 adults from CountryB, 1018 adults from CountryC, 1022 adults from CountryD, and 1024 adults from Country E were asked whether national identity is strongly tied to birthplace.

A table labeled "National Identity and Birthplace, People from different countries who believe national identity is strongly tied to birthplace" consists of five rows containing the following information from top to bottom, with row listed first and information listed second: Country A, 37 percent; Country B, 20 percent; Country C, 23 percent; Country D, 46 percent; Country E, 11 percent.

Construct a 95% confidence interval for the population proportion of adults who say national identity is strongly tied to birthplace for each country listed.

The 95% confidence interval for the proportion of adults from Country A who say national identity is strongly tied to birthplace is (__,__)

(Round to three decimal places asneeded.)

The 95% confidence interval for the proportion of adults from Country B who say national identity is strongly tied to birthplace is (__,__)

(Round to three decimal places asneeded.)

The 95% confidence interval for the proportion of adults from Country C who say national identity is strongly tied to birthplace is (__,__)

(Round to three decimal places asneeded.)

The 95% confidence interval for the proportion of adults from Country D who say national identity is strongly tied to birthplace is (__,__)

(Round to three decimal places asneeded.)

The 95% confidence interval for the proportion of adults from Country E who say national identity is strongly tied to birthplace is (__,__)

(Round to three decimal places asneeded.)

Enter your answer in each of the answer boxes.

Question 2

The figure to the right shows the results of a survey in which 1000 adults from CountryA, 1002 adults from CountryB, 999 adults from CountryC, 1020 adults from CountryD, and 1024 adults from Country E were asked whether national identity is strongly tied to birthplace.

A table labeled "National Identity and Birthplace, People from different countries who believe national identity is strongly tied to birthplace" consists of five rows containing the following information from top to bottom, with row listed first and information listed second: Country A, 31 percent; Country B, 20 percent; Country C, 23 percent; Country D, 51 percent; Country E, 12 percent.

Construct a 95% confidence interval for the population proportion of adults who say national identity is strongly tied to birthplace for each country listed.

The 95% confidence interval for the proportion of adults from Country A who say national identity is strongly tied to birthplace is (__,__)

(Round to three decimal places asneeded.)

The 95% confidence interval for the proportion of adults from Country B who say national identity is strongly tied to birthplace is (__,__)

(Round to three decimal places asneeded.)

The 95% confidence interval for the proportion of adults from Country C who say national identity is strongly tied to birthplace is (__,__)

(Round to three decimal places asneeded.)

The 95% confidence interval for the proportion of adults from Country D who say national identity is strongly tied to birthplace is (__,__)

(Round to three decimal places asneeded.)

The 95% confidence interval for the proportion of adults from Country E who say national identity is strongly tied to birthplace is (__,__)

(Round to three decimal places asneeded.)

Enter your answer in each of the answer boxes.