Case Study
Dans Vending has the contract to supply sandwiches at all home football games for a university. It is a
constant challenge at each game to determine how many sandwiches to have available at the games. Ted
Lowry, operations manager for Dans Vend
Akash Yadav
Case study 2
1. Number of the sample: n=142
Mean: x
X 165.5986
i
n
Standard deviation of the sample: s
( X
X )2 = 40.3650
n 1
i
The significant level: 1-0.95=0.05
Degree of freedom: df n 1 141
Critical value: tcrit t(/ 2, df ) =
1.9769 Margi
Homework #7
9.28
Part 1 do a PC analysis to see how many factors to keep
The mean vector is below. The variance is negligible, use the S matrix.
The S matrix is
The PC summary is below. Using 2 PC seems appropriate.
The plot identifies 10 30 31 39 and 45
Homework #10
12.1
the distance coefficients are below
12.9
Cluster method single dendogram is below
the merging sequence and the distances at which the cluster merged is below
Cluster method complete is below
the merging sequence and the distances at whic
School of Public Policy
October 6, 2015
Advanced Research Methods I
Applied Policy Methods
PUBP8200/PUBP6114
FALL 2015
Midterm Exam
THIS EXAM IS DUE ON THURSDAY, OCTOBER 8th, 2015 at 8pm IN ELECTRONIC
FORMAT TO [email protected] (cc. [email protected]