Partial preview of the text
Download Homework 4 Solutions - Statistical Inference | MATH 1070 and more Assignments Mathematics in PDF only on Docsity!
Homer H- Solubions to Wwe Unap lea Bat) ®) dhe point eshimate o] the erpuletion mean ia J94 5.0.2 Shae * BaF = 0.09 B33 0.084 be) the 95% Conbdince” wean Wt Gn be 95% tondidut Cred tre population Inti fallo btwn 272 awl 3.0b. Bal He tmbdince Wht thers to the ween, mot the bmdividul Sus. vb) Hao bhowta pag teamdonn Sawpld 1, 1 Women Wweae stadt, Maen 45% oP the dime, He conbdince urtewal woda Carkiiw tre Population mean Owe know fon sume trot % Pullo in Ye tonbidonce wtuwal)s trio to Kae Staple mean on Whidh de tmbidme Whewal to bared. NUE we Semple he orbit population ano tale Bu mean, Kon weile Gp una, to yk Ke exact mean the Qopubetion. Bai] ao, ® not pLarmoible Iecanm pet W Way mksidse the 45% CL a, 6.325, 4.599) B) With He U.4, 523.0, n=2U0, @ I5% CL hao endpouts ce uag@lm) = ustcaul 2a) = Ut £0,344b Shear, Wat OAL 46% Conbidet (he population mean Wil Felon (U.t- 9.394 , Ute 0-394U)= (3.4204, UU79L) Cornap dang fran tr the Ore meponted , thd one ip pimreller hecanre Wh Ye Sample Siig InCealey Ye menqin oh Chol deciessea. D) Sune he Stemdaak dust ation (0 Naily Lange tld to the Anton Ut appecns Union dohilrdion mi Le shewed, Shot Wi the Loweot possible Vwlie to D tolidn 0 443 = 1.347 S-tondetd Gv iasens belo the imeem, While Che Leaspot \VWwhe fo The righ tam ke % Benhand dictions aleaw ue smu. Hevueer, oe wold wot ablect the validity oF thud andlyad 
