BSEC 10-29 - N= (Zo/2*O / E)^2 (Z0.05/2*O / 1)^2...

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1. X_+-Za/z*S/sqrtN for n>30 2. X_+-(t a/zn-1)S/sqrtN for N<30 320 53. 1) 1-o=95%; thus, o=0.05 2) the maximum error of estimation is E=1 3) population standard deviation, O=4.8
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Unformatted text preview: N= (Zo/2*O / E)^2 (Z0.05/2*O / 1)^2 (1.96*4.8/1) ^2 =88.51 = 89 320 54. Mon ^p+-Zo/2 sqrt(^p(1-^p) / n) 340 16. 20....
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