Question

QULLUITICI The figure to the right shows the results of a survey in which 996 adults from Country A. 1006 adults from Country B. 1004 adults from Country C, 1008 adults from Country D. and 1008 adults from Country E were asked whether national identity is strongly tied to birthplace. National Identity and Birthplace People from different countries who believe national identity is strongly tied to birthplaces Country A Country B Country C Country D Country E 32% 18% 27% 52% 110 Construct a 99% confidence interval for the population proportion of adults who say national identity is strongly tied to birthplace for each country listed. The 99% confidence interval for the proportion of adults from Country A who say national identity is strongly tied to birthplace is a (Round to three decimal places as needed.)

Construct a 99% confidence interval for the population proortion of adults for country A, B, C, D, and E??

Answer 1

Ans:- Given table > National ioentity and Bialth place people from difberent Coustaries ewho belives io strongly tied fo biath pace national identéty Country 32Y. Country 187, Country c Courtry . D 52% Corentry 11:/. y For Country : 996 Scanned with CS CamScarPhe D132

-0.32 = O, 68 For 99-%. lonbidence in terval -> l00-99 l00 -> 212 = OLOOS 2 2:58 •005 -> Z= 2.58 -> The 99% Conbiderice interval ef the popeelafion f adult, for Country A. P+ Z2,58 X| PLE) -> ö. 32 t Zg.58' 0132 X 0.68 996 0.2146 O32 +2.58 ৭৭৫ -> + 2.58 x 0.0467 0132 0. 32 t 0.120486 Scanned with Cam5canneP3079,0.44404 cCS

For Country B. n= 10061P=0118 0.82 %3D Pt 2.58 Ple) 0.18± 9,58 o18 xo.82 lo06 oi18±2.58 x01oo14671968 118±2.58xo.038304 Oi18+ o.09882432 o: 71175, 0.90882-. -> ə The 99%. Conbidence interrad f the ppulalion f adults for County B îs o,71:75,019083 2 for Country C. n=1004I P=0127,9=0173 CS Scanned with CamScanner

Pe) 2.58 => P+ Z. 0127x0173 => lo04 .27+ 2.58 oo0196 => =) oi27+ 2.58 Xo.0140|| 6.३++ ०০36|4-8৭ > 0123385,0130614 The 991. Combidence indeorvd f the population f adults for County cipo123385, 0130614 for Country D =) P=0152,2c0148 n= lo081 P(Z) PI 22.56 O152X0148 • o152 t 2.58 1008 oi52 I 258 x0100022476 0.52± O10006388 > 0124936, 0125063 The 99.% Conbiclence inteavced ef the populalton do adtults for Corertry, Dis ora24936,0125063 → Tor Countoy E (७०৪। P= ०.।।, ৭:-०13१ -> Scanned with Pt Zg.58 P(Z) CS CamScanner

Oillxoi89 Dill t 2i58 -> l008 =) oillt &.S8 xO:000 9712302 =) 01ll+ oi0002505 => oil0974 10111025. > The 91. Conbidence inteoal df the population f adulls for Countay E is Orlo974161l1lo25, Σ Scanned with CS CamScanner