Final Exam Material
Chapters 8, 9, 10, 11, 12, 13, 14, 15, and corresponding class/lecture notes
50 questions total 100 points
Will be converted to 25% of final grade: (Exam Score/100) x 25
15 T/F (2 pts each) & 35 MC (2 pts each)
Exam Will be on Scantron
Question 4
1 out of 1 points
How many observations are in the data set you downloaded?
Selected Answer:
Correct 14
Correct Answer:
Correct 14
Answer range +/0 (14.0 - 14.0)
Question 5
1 out of 1 points
The tuition prices data are time series data.
Selecte
Exam 2 Fall 2014 12pm - Version A
Name_
GOOD LUCK!
Please note on the exam if a question is not clear or if a question has multiple answer options.
MULTIPLE CHOICE.
Choose the one alternative that best completes the statement or answers the question.
Choo
Sample Exam
(answer key is at the end)
True/False : Indicate whether the statement is true or false. (a = true; b=false)
_
1. Technological advances shift the long run aggregate supply curve outward and increase potential GDP.
_
2. The sum of the MPC and
1 out of 1 points
The economics department has 40 applicants for their PhD program and only 10
openings. How many different combinations of applicants admitted into the
program are possible? If you don't remember the formula from MAT 211 then look
at the
Practice Questions Final Exam
Name_
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) Which levels of measurement are considered quantitative data?
A) nominal and interval
B) nominal and ratio
C) int
1. We use the hypergeometric distribution when dealing with random variables that are non2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
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negative integers.
This questions uses different numbers which were randomly selected. You needed to k
Exam 9am Version A - Fall 2014
Name_
Good Luck
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) Suppose the data have a bell-shaped distribution with a mean of 40 and a standard deviation of
10. Use
Exam
Name_
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) A _ represents the width of the confidence interval between a sample mean and its upper
limit or between a sample mean and its lower limit
Practice Exam 2 Spring 2014
Name_
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) When the discrete random variable is expressed in terms of dollars, the mean of the distribution is
known as the
A)
Exam
Name_
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) A company that bakes chocolate chip cookies averages 5.2 chocolate chips per cookie. Assume that
the number of chocolate chips per cookie
Practice Questions Exam 3
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) A _ for the mean is an interval estimate around a sample mean that provides us with a
range of where the true population me
Practice Questions Final Exam
Name_
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) Which levels of measurement are considered quantitative data?
A) nominal and interval
B) nominal and ratio
C) int
Exam 1 12pm Version A Fall 2014
Name_
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) _ is the most frequently used measure of central tendency, because it is _:
A) median; possible to use with cat
Exam 1
D ECN221 FALL 2014
Name_
ASU ID _
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) For a given sample of interest rates on automobile loans the average was 4.7%. The sample
variance was 1.4 (
Exam 3 - 12pm class - Fall 2014- Version A
Name: _
Good Luck!
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Always
choose the closest answer; due to differences in rounding it is acceptable if your
Exam
Name_
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) A method of gathering data when people are asked a series of questions that can be administered
by e-mail, via the Web, face-to-face or ov
Table of z value for the standard normal distribution. z is the rst column plus the top row. Each
cell shows P (X z). For example P (X 1.04) = .8508. For z < 0 subtract the value from 1,
e.g., P (X 1.04) = 1 .8508 = .1492.
z
0
0.01
0.02
0.03
0.04
0.05
0.0
ECN 221 Notes on Probability or Chapter 4 in Donnelly
Probability function is a map from a sample space to the unit interval.
The elements of the sample space are called events.
Example: the sample space for employment status might be: cfw_employed,
under
ECN 211: Macroeconomic Principles
Exam-1 (Total 100 points, Time 1 hr 15 mins)
Version B
True/False (1 point each): Indicate whether the statement is true or false. (A = True; B = False)
_
1. The government can always increase efficiency by imposing price
Midterm Exam 1
Ch 1:
Ch 2:
Ch 3:
Based on Chapters 1 4 and class notes
Review HW 1 and 2
The exam will have 40 questions (total 100 points)
(will be converted to 25% of final grade: (Your Score/100)x25)
10 T/F (1 point each) & 30 MC (3 points each)
Exam w
ECN 211: Macroeconomic Principles
Exam-1 (Total 100 points, Time 1 hr 15 mins)
Version A
True/False (1 point each): Indicate whether the statement is true or false. (A = True; B = False)
_
1. A nations production possibilities curve [PPC] will shift outwa
ECN 211: Macroeconomic Principles
Exam-2 (Total 100 points, Time 1 hr 15 mins)
Version A
True/False (1 point each): Indicate whether the statement is true or false. (A = True; B = False)
_
1. A depreciation of the Swiss franc relative to the British pound
Hypothesis Tests for Two Means
We continue testing hypotheses but now for two populations.
Here the claims will be that two population parameters are
equal. For example:
1. the average student debt for students at public universities is the same as that a
A Fistful of Data
January 14, 2015
Data
Are sets of individual values associated with a variable
Variables are a characteristics of an item or individual.
o Ex: height
Data are numbers with represent significant information about something.
The informati
Exam 3 Study Guide
Chapter 8
Calculating Confidence Intervals for the Mean when the Standard Deviation () of a Population is Known
Calculating the Margin of Error
Interpreting a Confidence Interval
Calculating Confidence Intervals for the Mean when the St
Probability Pt. 2
February 4, 2015
The Improbable Legacy of Thomas Bayes
Was en English minister probably born in 1701
Little is known about his life, and he didnt even publish the theorem that
would start an entire field of statistics.
His friend Rich
Measure of Association
February 28, 2015
Covariance
Measures the strength and direction of the linear relationship between two
variables (X and Y).
Five steps to calculate covariance
o De-mean X (Xvalue-Xmean)
o De-mean Y (Yvalue-Ymean)
o Find the Produ
Sampling
03/02/2015
Sampling
Large populations are difficult to gather information on
o It is both expensive and time consuming
TO identify certain characteristics of a population, often sample is
used
The key assumption is that the sample looks like the
Shape
January 26, 2015
Shape is the pattern of the distribution of values from the lowest to the
highest value collected from the data
o Skewness or kurtosis.
Distributions
Important to the interpretation of variance and its related statistics is the
pat
The lengths of brook trout caught in a certain Colorado stream are normally distributed with a mean of 14 inches and a standard deviation of3 inches. The rst
quartile for the lengths of brook trout would be:
0 16.01 inches.
0 11.00 inches.
9 . 11.98 inche
10.
Award: 5.5? out of 1011! points
Calculate each Poisson probability:
[a] Fewer than 4 animals with J. = 5.3. [Round your answer be 4 deelmel placesJ
PM! W G
cfw_b At least 3 animals with A = 4.3. [Ron nd your answer to 4 decimal places.)
Pruability gug
Exam scores were normal in MIS 20-0. Jason's exam score was 1141 standard deviations above the mean. What percentile is he in?
O 53.
O 75'.
O 34*".
O . 92".
Hz: 1.41:- = .9201
9.
Award: 3.33 out of1. points 5" "I? EMT
There is a FD percent chance that an airline passenger will check bags. In the next 16 passengers that
check in for their ight at Denver International Airport
[at Find the probability that all will check bags. [