ISE361_HW3answers_F03

ISE361_HW3answers_F03 - ISE 361 Homework Three 8. Fall 2003...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
ISE 361 Homework Three Fall 2003 8. Y = 3: SSS; Y = 4: FSSS; Y = 5: FFSSS, SFSSS; Y = 6: SSFSSS, SFFSSS, FSFSSS, FFFSSS; Y = 7: SSFFS, SFSFSSS<SFFFSSS, FSSFSSS, FSFFSSS, FFSFSSS, FFFFSSS 14. a) Summation p(n) = K[1+2+3+4+5] = 15K =1 K= 1/15 n= 1 to 5 b) P(Y<=3) = p(1) + p(2) + p(3) = 6/15 = 0.40 c) P(2<=Y<=4) = p(2) + p(3) + p(4) = 9/15 = 0.60 d) Summation (y 2 /50) = 1/50[1+4+9+16+25) = 55/50 Not equal to 1; NO y = 1to5 22. a) P(X = 2) = .39 - .19 = 0.20 b) P(X > 3) = 1 - .67 = 0.33 c) P(2 <= X <= 5) = .92 - .19 = 0.78 d) P(2 < X < 5) = .92 - .39 = 0.53 28. a) E(X) = Summation n p(n) = (0)(.08) + (1)(.15) + (2)(.45) + (3)(.27) + (4)(.05) = 2.06 n = 0 t o4 b) V(X) = Summation (n-2.06) 2 p(n) = (0 – 2.06) 2 (.08) +…+ (4 – 2.06) 2 (.05) = 0.9364 n = 0 to 4 c) SD = (.9364) 1/2 = 0.9677 d) V(X) = [Summation n 2 p(n)] – (2.06) 2 = 5.18 – 4.2436 = 0.9364 n= 0to4 34. Let h(X) denote the net revenue (sales revenue – order cost) as a function of X. Then h 3 (X) and h 4 (X) are the net revenue for 3 and 4 copies purchased, respectively. For
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This homework help was uploaded on 04/16/2008 for the course ISE 361 taught by Professor Koon during the Spring '08 term at Binghamton University.

Page1 / 3

ISE361_HW3answers_F03 - ISE 361 Homework Three 8. Fall 2003...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online