This test is to be independent work. Neither give nor receive assistance and do not use
the internet.
Each problem is worth 4 points.
Your solutions are due at the beginning of class on Dec 1 in hard copy (note that you do
not have to turn it in on D2L
IMPORTANT: This is an individual assignment, you are NOT allowed to receive or give assistanc
This assignment has THREE spreadsheets
A sample of 14 days show daily cargo volumes processed at the airport of Atlanta.
Another sample of 16 from the airport of
Q1C
Around 500 thousand adults in Georgia do not have health insurance. In 2011, a study conducted on 200
individuals from this group found that 12 had filed for bankruptcy in the past suggesting that uninsured
Georgian adults have 20 times more chances t
1
Ch4 Probability
4.1
The Concept of Probability
4.2
Sample Spaces and Events
4.3
Some Elementary Probability Rules
4.4
Conditional Probability and Independence
4.1
The Concept of Probability
1. An experiment is any process of observation with an uncertai
1
Ch8 Confidence Intervals
8.2 Population Mean: Unknown
8.3 Sample Size Determination
8.4 Confidence Intervals for a Population Proportion
8.2 Confidence Intervals for a Population Mean: Unknown
1. Recall in ch7, we learned point estimate.
Automaker condu
Unit 4 Test Multiple Choice
Read each question carefully and then select the best answer.
1. Which sociologist below used the phrase looking-glass self to emphasize that the self is
the product of our social interactions with other people?
A)
George Herbe
2001 Illinois Economics Challenge
Economic Theory
Test 2 Macroeconomics
Illinois Council on
Economic Education
EconomicsAmerica
1.
Suppose a constitutional amendment is adopted which requires the federal government to
balance its budget annually. If the b
Problem Set 8
1. When establishing the confidence interval for the average weight of a cereal box, assume that
the population standard deviation is known to be 2 ounces, and based on a sample the average
weight of a sample of 20 boxes is 16 ounces. The ap
Problem Set 9
1. Goofys Steak House does not get all the steaks right. Whenever customers order their steak welldone, medium, or rare, there is a 10 percent chance that the customers get their steak not as
ordered. Whats the probability that out of 100 or
Problem Set 4
Questions 1-10 refer to the following scenario:
Out of hundred people asked, 70 answered that they eat beef, 50 eat fish, and 10 are vegan. Therefore,
90 eat meat (in this case beef and fish are considered meat). Complete the Venn diagram.
B
Problem Set 7
1. The central limit theorem states that as the sample size increases the distribution of the sample
_ approach the normal distribution.
a. medians
b. means
c. standard deviations
d. variances
2. Consider two population distributions labeled
QUIZ 3 CONCEPTS
1. The _ is preferred over the _, since the _ does not depends on the units of the
data.
a. Covariance. Correlation Coefficient. Correlation Coefficient
b. Standard Deviation. Variance. Standard Deviation
c. Correlation Coefficient. Covari
Quiz on Data Sources (QDS)
Question 1
Find: Annual National Wages and salaries by industry (estimate). Follow the steps:
Go to http:/www.bea.gov/
Under the National section, click on Consumer Spending
Under NIPA Tables, click on Summary Tables
In order to
1
Ch7 Sampling and Sampling Distributions
Topics:
7.2 Selecting a Sample
7.3 Point Estimation
7.5 Sampling Distribution of Sample Mean
7.6 Sampling Distribution of Sample Proportion
7.2 Selecting a Sample
1. Sampling from a Finite Population
A simple rand
1
Ch3. Numerical Measures
Topics:
3.1. Measures of location
3.2. Measures of variability
3.3. Measures of distribution shape, relative location, and detecting
outliers
3.5. Measures of correlation
3.1. Measures of location
1. mean: the average of all the
# Color
1 Red
2 Silver
3 Black
4 White
5 Black
6 Silver
7 Green
8 Red
9 Blue
10 Blue
11 Silver
12 Gray
13 Beige
14 Silver
15 Blue
16 Gray
17 Silver
18 Silver
19 Black
20 Gray
21 Yellow
22 Pink
23 Green
24 Green
25 Black
26 Silver
27 Silver
28 Red
29 Green
Below (in column A) are the stock priced for different companies.
Use an Excel tool to portray the frequency distribution of the stock prices in the form of a
histogram, and provide an appropriate label for each of the horizontal and vertical axes.
Use a
Below are the price of stocks for a sample of different companies.
Company
Alcoa
Altria Group
American Express
American International
Boeing
Caterpillar
Citigroup
Coca-Cola
Disney
DuPont
$/Share Company
34 Exxon Mobil
55 General Electric
52 General Motors
Econ 2300
6/1/2016
Chapter 1
Data and Statistics
What is stats
o Numerical fact such as avg, medians, that help us understand econ situations
o Stats can also refer to the art and science of collecting, analyzing, presenting and
interpreting data.
Applica
ECON 2300 Online Data Project Example
Globalization is rapidly changing the way we do business in the U.S. Policies set by
governments around the world impact the health of all of the worlds population, our
environment and our economic infrastructure. Res
Here are some study tips for the final exam:
60-70% of the exam will be on material from Chapters 6 - 11, so be
sure you learn this material!
Review the audio presentations for the entire course and re-review
LEARNING MODULE II. PROBABILITY AND PROBABILITY DISTRIBUTIONS
Module Learning Objectives
Define and provide examples of each of the
following methods for assigning probability:
relative frequency method & subjective method
Develop a joint probability tabl
Below are the income per capita of a sample of different households.
Per Capita Income
21,500
25,771
23,152
20,393
27,579
28,821
37,700
29,932
37,325
25,922
25,106
26,210
21,080
28,976
24,302
24,007
25,049
21,551
21,385
23,002
30,023
32,902
25,979
27,667
Ch5 Discrete Probability Distribution
5.1 Random Variables
5.2 Discrete Probability Distribution
5.3 Expected Value and Variance
5.1
Random Variables
1. Random variable: a variable that assumes numerical values that are determined
by the outcome of an exp
1
6.1
6.3
Ch6 Continuous Random Variables
Continuous Probability Distributions
The Normal Probability Distribution
6.1 Continuous Probability Distributions
1. A continuous random variable may assume any numerical value in one or more
intervals
Use a conti
Chapter 2 In-class Exercises
Problem 2-16 (20 minutes)
Direct or
Indirect Cost of
the
Immunization
Center
Item
Description
Direct Indirect
a. The salary of the head nurse in the
Immunization Center.
X
b. Costs of incidental supplies consumed in
the Immuni