exam07_5bsol

# exam07_5bsol - STA 4321/5325 Spring 2007 Exam 5 PRINT Name...

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

STA 4321/5325 – Spring 2007 – Exam 5 PRINT Name Legibly ________________________ A supplier faces a daily demand ( Y , in proportion of her daily supply) with the following density function. - = . o.w 0 1 0 ) 1 ( 3 ) ( 2 y y y f Her profit is given by U =6 Y -2. Find the density function of her daily profit. 4 2 72 ) 4 ( ) ( 6 1 12 ) 4 ( 6 2 1 3 ) 1 ( 3 ) ( 6 2 2 6 2 2 2 2 - - = = - = + - = - = + = - = u u u f du dy u u y y f U Y Y U U What is her average daily profit? 2 1 72 192 156 3 576 4 32 64 128 72 1 4 16 3 64 32 4 256 3 512 128 72 1 4 3 8 8 72 1 ) 8 16 ( 72 1 72 ) 4 ( ) ( 4 2 4 3 2 4 2 3 2 4 2 2 - = - = - - - + = + - - - + - = + - = + - = - = - - - u u u du u u u du u u U E What is the probability she will lose money on a day? ( 29

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

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

## This note was uploaded on 06/04/2011 for the course STA 4321 taught by Professor Staff during the Spring '08 term at University of Florida.

### Page1 / 4

exam07_5bsol - STA 4321/5325 Spring 2007 Exam 5 PRINT Name...

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

View Full Document
Ask a homework question - tutors are online