ENGR126_exam2_f08_v1

# ENGR126_exam2_f08_v1 - L L Graphite Pt Graphite Eutectic...

This preview shows pages 1–5. Sign up to view the full content.

L L + Graphite Pt + Graphite Eutectic line ENGINEERING 126 Fall 2008 Exam 2 INSTRUCTIONS: Duration: 60 minutes Keep your eyes on your own work! Keep your work covered at all times! 1. Each student is responsible for following directions. Read carefully. 2. Excel and MATLAB commands are provided on the next page. 3. This exam consists of 6 questions on 8 pages (4 sheets front AND back). Check to be sure that you have all of the pages. 4. Write your name on the answer sheet . 5. Closed book and notes. 6. No calculators. 7. Please make sure you return the answer sheet .

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

View Full Document
Statistics Equations Linear Regression MATLAB Commands + - * / ^ = .* ./ .^ % ' (transpose) : ; < > <= >= ~ ~= = = & | [ ] ( null vector ) ( ) ... ( ellipse ) abs acos asin atan ans axis clc clear cos csc disp else elseif end exit exp factorial figure format fprintf grid help helpbrowser hist hold i, j if Inf input legend length linspace load log log10 logspace lookfor max mean median min NaN pi plot polyfit polyval prod quit round sec sin sort sqrt std sum tan text title who whos xlabel xlsread xor ylabel Excel Functions + - * / ^ = \$ ABS AVERAGE COS EXP LN LOG10 2
ENGR 12600 - Fall 2008 EXAM II – Formula Sheet for Written Exam MAX MEDIAN MIN MODE PI SIN SQRT STDEV SUM TAN 2

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

View Full Document
0 100 200 300 400 500 600 700 2 2.25 2.5 2.75 3 3.25 3.5 3.75 4 4.25 4.5 4.75 5 5.25 5.5 5.75 6 6.25 6.5 6.75 7 Number of bolts failing at this load Bolt Failure Load, thousands of pounds Distribution of Bolt Failure Loads ENGR 12600 Exam II October 27, 2008 RECORD ALL ANSWERS ON THE ANSWER SHEET Problem #1 (16 points) A mechanical engineer orders tests on a large number of bolts made at a new facility to certify the manufacturing process as six-sigma compliant. A technician produces the following plot using Microsoft Excel’s Histogram feature. Answer the following questions: a) Approximately how many bolts were tested? a)
This is the end of the preview. Sign up to access the rest of the document.

## This note was uploaded on 09/14/2009 for the course ENGR 126 taught by Professor Oakes during the Fall '08 term at Purdue.

### Page1 / 9

ENGR126_exam2_f08_v1 - L L Graphite Pt Graphite Eutectic...

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online