Problem Set 4
(Note: #s 5.30 and 2 have you approach one of the normal distribution problems from an
unconventional direction. Think carefully about your approach to these. They arent hard once
you see how.)
1) Text: 5.6, 5.8, 5.13, 5.15, 5.25, 5.30, 5.44
Economics 390, Midterm #2 Page 1
Economics 390 Midterm #2 180 Points 75 Minutes Instructions: Answer the following questions as clearly as you can. Circle your answers. Also, show your work. You do not need to write out every detail, but give a clear indi
Homework 5
1) Text 4.80
2) M.C. Hammer is selling off part of his very large wardrobe of puffy pants. The market price of
each pair of pants depends on both the number of sequins on the pants and their age. Let this
price be, in dollars, 20+.01S+2A, where
Homework 10
Portion to turn in on due date:
1) Text: 11.10, 11.14, 11.18, 11.20, 11.22, 11.35
Portion that you do not turn in, but it is strongly recommended you do these questions in advance
of the final.
2) Text: 11.26, 11.27, 11.34, 11.36
Homework 8
1) Text: 9.2, 9.6, 9.10, 9.13, 9.24
Note: The textbook will sometimes write one-sided tests using an equality for the null hypothesis,
and an greater-than/less-than symbol for the alternative hypothesis. There is debate as to whether
this is te
Problem Set 3
Reminder: The text uses the term Probability Distribution Function or Probability
Function to refer to what we call the Probability Density Function. And the book uses
Cumulative Probability Function to refer to what we call the Distribution
Problem Set 2
1) Text #s, 3.19, 3.25, 3.26, 3.42, 3.45, 3.50, 3.54, 3.60, 3.85, 3.86, 3.95
Note 1: For problem 3.42, P(C)=.04, some editions leave this out.
Note 2: Also for 3.42, think hard about how you would calculate the probability for the union of
t
Problem Set 1
1) Text #s 3.2, 3.4, 3.6, 3.9, 3.11, 3.12, 3.13
2) Use Venn Diagrams to determine whether the following statements are true or false.
a) (AB)C=(AC)(BC)
(Mac users sometimes cant read the Union and Intersection symbols. In the above problem,