5 - 4(minitab Both box plots appear to be roughly symmetric...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Project #5 1. (minitab) The box plot looks roughly symmetric, but slightly skewed to the left. 2. Interval B.R. (494,508.25) 50% (472.625, 515.375) 90% (451.25, 536.75) 95% E.R. (491.82, 510.98) 68% (482.24, 520.56) 95% (472.66, 530.14) 99.5% C.R. (491.82, 510.98) =>0% (482.24, 520.56) =>75% (472.66, 530.14) =>86% Compared to the E.R. and C.R. the Box Plot interval seems a little more spread out. There appears to be a bigger deviation. 3. Std Dev=9.58, CoefVar=1.91, Median=500, Range=38, IQR=14.25
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 4. (minitab) Both box plots appear to be roughly symmetric. However, the Alternative Supplier has a shorter range, and appears to be slightly skewed to the right as opposed to the left for the current supplier. The Current supplier has a higher median. 5. (minitab). The Alternative seems to be more robust than the Current supplier, since the IQR, CoefVar, and Range is smaller....
View Full Document

This note was uploaded on 08/31/2008 for the course BUAD 310 taught by Professor Lv during the Spring '07 term at USC.

Ask a homework question - tutors are online