Econ 41 - Final Sheet (29-31)

# Econ 41 - Final Sheet (29-31) - a It is in[0.1 b It is...

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Unformatted text preview: a) It is in [0,.1] b) It is in (.1,.2] c) It is in (2,.5] d) It is in (.5,1] [email protected] of the above. 29. In the context of the previous question, what is the appropriate critical value, if you want to test the hypothesis at signiﬁcance level as :ij/? a) It is in [0,1] QC: .10 b) It is in (.1,.2] - _ _ _ . c) It is in (.2,.5] M' n 1 ’ '3 ' m L d It is in (.5,1] 7‘ with-“ e i ne of the above. 76": 19-764 3 30. Two random samples, one of 95 blue—collar workers and a second of 50 white—collar workers, were taken from a large company. These workers were asked about their views on a certain company issue. The following table gives the results of the surve . Y e6 Opinéign P; 0"; +55 7 Mg Favor Oppose Uncertain Bluacollar workers 44 39 12 “W VVhite—collar workers 21 26 3 9'0 What is the value of the goodness of ﬁt statistic that tests whether the distri— bution of opinions are the same for the two groups? 0H3 -. (7, 0 (2mm —. ”L a) It 1.3 1n[0,1] (69 (as) W' {13,1315 1n (152] E c ._h-, : 41.06 5511 is in (2,5] 'L“; d) It is in (5,121 CklMaluf arm—at?! {A} e) None of the above. . x ., :11.) 31. In the context of the previous question, what is the appropriate critical value of the test if the signiﬁcance level equals .1? (a ‘ \ r» , :3 a) Itisin[0,1] = ' - r ., ., Plltisinﬂj] af= (L-Ilhvbi — a Jew is in (2,5] 09-. .i d It ' ' 5,12 , an- ) IS 1U.( ] 347,: b! 4305”,») e) None of the above. _i. ...
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