Econ 230 Summer 2016
Exam 3
Name _
Answer the next five questions with the following information.
1.mean
4.Z-value
7.coefficient of variation
2.variance
5.covariance
3.standard deviation 6.correlation coefficient
1. Which of these statistics require that
Ch. 4 problems
1. Seven applicants have applied for two jobs. How many ways can the jobs be filled
if the following additional information is known?
a. The first person chosen receives a higher salary than the second.
b. There are no differences between t
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COLLEGE OF LIBERAL ARTS
DEPARTMENT OF ECONOMICS
UNIVERSITY OF MISSISSIPPI
Fall, 2015
COURSE NUMBER
Econ 230 / Bus 230
COURSE TITLE
Economic Statistics I
COURSE
DESCRIPTION
AND TOPICS
Catalogue: Statistical decision making, parameters, probability,
samplin
Handout9, Chapter 9
Chapter 9 Hypothesis Testing
Part I.Hypothesis Testing
Use a 5 percent level of significance and use the critical value approach for testing hypotheses in the next
five problems.
Use a 5 percent level of significance and use the p-valu
Handout 3, Chapter 3
Part I.Seven Basic Statistics
Section A.Seven basic statistics.
(1)mean
(2)variance
(3)standard deviation
(4)coefficient of variation
(5)Z value or Z score
(6)covariance
(7)correlation coefficient
Section B.Use the following data to a