Answers to Practice Questions
1. X = weight of tomato 1
Y= weight of tomato 2
E(weight of a package) = E(X+Y) = E(X) + E(Y) = 4.2 + 4.2 = 8.4 ounces
2. Variance(weight of a package) = Var(X+Y)
Answers to Practice Questions on Regression Analysis
What is multiple regression?
It is a statistical tool to estimate relationships among relevant variables. The
objective of regression is the development of a specifi
Practice Questions on Decision Analysis
1. (Q 34 in textbook) A group of medical professionals is considering
the construction of a private clinic. If the medical demand is high (i.e.,
there is a favorable market for the clinic), the physicians could real
Exam II Preparation
HONOR CODE: "I have neither given nor received unauthorized aid."
No cell phones and No laptops are allowed.
Sharing Any Class Material and Calculators are not allowed.
Not signed exam books will auto
A Computer Parts Manufacturer
A computer parts manufacturer produces two types of monitors monochrome and color. There are
Goal: To develop a formula that relates two quantities
x: Independent (explanatory) variable;
quantity typically under managerial control.
Y: Dependent variable;
magnitude is determined (in large part) by value of x; quantity to be p
a.) y=-13707.14+ 37.34x1+ 1319.27x2+ 0.049x3-63.17x4+53.23x5
c.) The intercept that is most significantly different is the independent variable Malt. It's intercept number is 1319.26
d.) The F stat is 4.66x
Carmen Liang, Bonnie Leung, Tou Zong Her
Isom201- Homework 4
Positive Survey Result
Negative Survey Result
Weak Market (W)
P= Produce N= Not Produce
*amount on tree