AMS 310 Lecture 22: Interpreting Confidence Level
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Department
Applied Mathematics and Statistics
Course
AMS 310
Professor
Yan Yu
Semester
Spring

Description
Values za /2. ili 7/2011 Lecture 22 ntecpreto tion of C. 0% confidence leve N (M 4 q ,S 07 C b Sample size for eshmation of M With a spesitie eve of significance (a), a (I-%)% cu can be constructed The maximum error of estimate E LA-M decreases an n n creases Sample site needed to attain max. error d estimate. 8.2 95% CI that the mean sample is off by at most 30 secenas f minutes how large should the sample be E 3, os 0,5 mln 1.9 min 34, 35 Always round up C) Testing Hypothesis one sided tests a-sided tests es about N for a normas population huth a Case Ho M: M Olin 4 Substitute n t for a certain at the 8.3 A ma factu Claw e of n q dependent readings on V. A sa Circuit ds X (31.4 V circuit, runen teste d -the voltage for th t is assumed that the population hos a norma distribution with O S V. Doin the data contradict the manufacturer s- ca claim at O 130 vs. M 130 -wo- sided D H O. O 2.99 K On test statistic 2 our sample Y Bl. 4 n: 9 I.S Z: 13i.4 -130 in the rejection region decision reject Ho S Values za /2. ili 7/2011 Lecture 22 ntecpreto tion of C. 0% confidence leve N (M 4 q ,S 07 C b Sample size for eshmation of M With a spesitie eve of significance (a), a (I-%)% cu can be constructed The maximum error of estimate E LA-M decreases an n n creases Sample site needed to attain max. error d estimate. 8.2 95% CI that the mean sample is off by at most 30 secenas f minutes how large should the sample be E 3, os 0,5 mln 1.9 min 34, 35 Always round up C) Testing Hypothesis one sided tests a-sided tests es about N for a normas population huth a Case Ho M: M Olin 4 Substitute n t for a certain at the 8.3 A ma factu Claw e of n q dependent readings on V. A sa Circuit ds X (31.4 V circuit, runen teste d -the voltage for th t is assumed that the population hos a norma distribution with O S V. Doin the data contradict the manufacturer s- ca claim at O 130 vs. M 130 -wo- sided D H O.
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