Statistics 102
Final Review Solutions
11 May 2015
Some of the solutions to the OpenIntro problems suggested can be found in the back of
the OpenIntro book. A selection of solutions are given to the additional questions. All the
questions are listed for co
JWCL232_c11_401-448.qxd
1/15/10
5:04 PM
Page 401
11
(15 July 2009)Space
Shuttle Endeavour and
its seven-member
STS-127 crew head
toward Earth orbit and
rendezvous with the
International Space
Station
Courtesy NASA
Simple Linear Regression
and Correlation
HOME
MedicalBiostatistics.com
Measures of Mortality
Crude and Standardized Death Rates
Measures of mortality
Child mortality indicators
Maternal/Adult mortality measures
Death spectrum
Adapted from Medical Biostatistics, Third Edition (MedicalBiostatistic
ASDR
COUNTRY COUNTRY COUNTRY COUNTRY
A
B
C
B
ASDR
COUNTRY
C
EXPECTED
DEATHS(B) EXPECTED DEATHS
Midyear
population, by
age group
0-4 years old
1050
3050
1050
5-39 years old
8050
8050
10050
40+ years old
3050
1050
1050
12150
12150
12150
150
90
170
410
290
1
Worksheet: Binomial and Geometric Distributions
1. Hoops. A basketball player has made 80% of his foul shots during the season. Assuming
The shots are independent, find the probability that in tonights game he
a) Misses for the first time on his fifth att
Tutorial for the integration of the software R with introductory statistics
c Grethe Hystad
Copyright
Chapter 6
The Binomial Distribution
In this chapter, we will discuss the following topics:
We will look at the Binomial density with the R-function dbi
Facultad de Economa y Empresa
1
Statistical Methods for Business.
Exercises Unit 8.- Introduction to interval estimation
Unit 8: Introduction to interval estimation
Class exercises
WATER Childrens weekly water consumption (X, in litres) is a variable that
13_zscores.pdf
Michael Hallstone, Ph.D.
[email protected]
Lecture 13: Z Scores
z scores
Z scores are great. Z sores allow us to avoid the hassle of memorizing algebra rules. At the
end of lecture 12 Normal Distribution, we took 4 different scores and pl
Chapter 6
Student Lecture Notes
6-1
Chapter 6
Introduction to
Sampling Distributions
1
Fall 2006 Fundamentals of Business Statistics
Chapter Goals
To use information from the sample to make
inference about the population
Define the concept of sampling err
AP Statistics Worksheet Name )
Binomial and Geometric Distributions
Show all work.
1. A slot machine has one to nine odds of winning a prize on any given play
3) Probability of a win is
b) Explain why this is a binomial setting if you are told you will p
HARVARD INITIATIVE FOR GLOBAL HEALTH
WORKING PAPER SERIES
Program on the Global Demography of Aging
GLOBAL DEMOGRAPHIC CHANGE:
DIMENSIONS AND ECONOMIC SIGNIFICANCE
David E. Bloom, David Canning
Harvard School of Public Health
Working Paper No. 1
April 200
MATH2411 Applied Statistics - Fall 2011
Exercise 4 (Random Variables and Probability Distributions)
1. Determine the value c so that each of the following functions can serve as a probability distribution of the
discrete random variable X:
a) f (x) = c(x2
MATH 289
PROBLEM SET 1: INDUCTION
1. The induction Principle
The following property of the natural numbers is intuitively clear:
Axiom 1. Every nonempty subset of the set of nonnegative integers Z0 = cfw_0, 1, 2, 3, . . .
has a smallest element.
This axi
Solutions to Module 7 Practice Problems
Solution to Practice Problem 1
a.
NPV = -$19.0099 million. Dont purchase.
b.
Wait 1 year:
If the cash flows are only $30 million per year, the NPV of the project is negative.
However, we did not consider the fact th
Quiz 2
Question 1
10 out of 10 points
Cash and cash equivalents must be reported as different amount in the Current Assets
section of the balance sheet.
Selected
Answer:
Answers:
Fals
e
True
Fals
e
Response
Feedback:
Cash and cash equivalents are usually
Quiz 6
Question 1
10 out of 10 points
A budget that summarizes all receipts and disbursements expected to occur during the budget period
is called a receipts and disbursements budget.
Selected Answer: False
Answers:
True
False
Response Feedback:
Question
Question 1
0 out of 10 points
One reason companies are motivated to disclose financial information to
external decision makers is that it may lower financing and operating
costs.
Selected
Answer:
Answers:
Fals
e
Tru
e
False
Question 2
0 out of 10 points
T
index numbers are scores/observations expressed as a percentage of a single base figure that are
recalibrated to show how they relate to base numbers. Index numbers have no units and require ratio
measurement to be used.
Type I Error is an error caused by
Question 1
10 out of 10 points
The twentieth century saw an accelerating shift from traditional manufacturing
activities to production procedures requiring large investments in raw materials and
labor.
Selected
Answer:
Answers:
Fals
e
True
Fals
e
Response
The department of emergency admission in a hospital has two beds for
trauma patients. New patients that arrive will be send to another hospital
if both beds are taken. Trauma patients arrive according to a Poisson
process, with a average of per day. Each
Statistical Methods in
Practice
STAT/MATH 3379
Dr. A. B. W. Manage
Associate Professor of Mathematics & Statistics
Department of Mathematics & Statistics
Sam Houston State University
Overview
6.1 Discrete Random Variables
6.2 Binomial Probability Distribu
FORMULAS
(number of births)
Birth (crude) rate
+
=
X
1,000
X
1,000
X
1,000
X
1,000
X
1,000
X
1,000
X
1,000
X
5
(total population)
Age-specific birth rate
=
(number of live births to females in a specific age
group)
+
(female population in that age group)
Quiz 3
Question 1
10 out of 10 points
All things equal, the higher a company's inventory turnover rate, the better.
Selected
Answer:
Answers:
Response
Feedback:
Tru
e
Tru
e
False
Rationale: Companies want to minimize inventory levels but still be able to