LQ1LN03SOLNYF11 - Lab Section 03 SOLUTIONS MATHEMATICS...

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

View Full Document Right Arrow Icon
PLEASE TURN OVER Lab Section 03 MATHEMATICS MATH*1080 Lab Quiz #1 Y SOLUTIONS NO CALCULATORS ALLOWED Surname: Initials:___________ Lab Section #___ (PRINT) _____________ Student #: Class Section #______________ "8 œ & ß . Assume that for a set of data points that exhibits a linear pattern ÐB ß C Ñ 33 !! ! ! 3œ" 3œ" 3œ" 3œ" 88 8 8 3 3 3 # B œ "&ß C œ "!!ß B œ '&ß B C œ $'!Þ and Use the formula 8,  B 7 œ C ˆ‰ 3œ" 3œ" ! 3œ" 3œ" 3œ" 8 3 3 # B, B7œ B C to determine the Least Squares Line that fits these data points. Cœ7B, 3 SOLUTION From the formula and the given values 8,  B 7 œ C Ê &,  "&7 œ "!! ÞÞÞ " 3œ" 3œ" 1 !!! 3œ" 3œ" 3œ" 888 3 3 # B ,  B 7 œ B C Ê "&,  '&7 œ $'! ÞÞÞ # M u l t i p l e 3 $ ‚ " Ê "&,  %&7 œ $!! ÞÞÞ 1 C o m p u t e 3 : #  #!7 œ '! Ê 7 œ $ Substitute in and solve for " , &,  "&Ð$Ñ œ "!! Ê &, œ && Ê , œ "" 1 Least Squares Line: Cœ$B"" 2. On joining a real estate firm, an employee must choose one of two salary options based on the monthly net profit. Let denote the monthly net profit in dollars. B Option A: The monthly salary ( ) is $ , plus 5% of the monthly net profits. E B " %!!
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.

Page1 / 2

LQ1LN03SOLNYF11 - Lab Section 03 SOLUTIONS MATHEMATICS...

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