Section 2.2
More Graphs and Displays
Larson/Farber 4th ed.
1
Graphing Quantitative Data Sets
Stem-and-leaf plot
Each number is separated into a stem and a leaf.
Similar to a histogram.
Still contains original data values.
26
Data: 21, 25, 25, 26, 27, 2
Chapter 2
Descriptive Statistics
Larson/Farber 4th ed.
1
Chapter Outline
2.1 Frequency Distributions and Their Graphs
2.3 Measures of Central Tendency
2.4 Measures of Variation
2.5 Measures of Position
Larson/Farber 4th ed.
2
Section 2.3
Measures of C
Section 3.3
Addition Rule
Larson/Farber 4th ed
1
Section 3.3 Objectives
Determine if two events are mutually exclusive
Use the Addition Rule to find the probability of two
events
Larson/Farber 4th ed
2
Mutually Exclusive Events
Mutually exclusive
Two e
Section 1.3
Experimental Design
Larson/Farber 4th ed.
1
Designing a Statistical Study
1. Identify the variable(s)
of interest (the focus)
and the population of
the study.
2. Develop a detailed plan
for collecting data. If
you use a sample, make
sure the s
Chapter 2
Descriptive Statistics
Larson/Farber 4th ed.
1
Section 2.1
Frequency Distributions
and Their Graphs
Larson/Farber 4th ed.
2
Frequency Distribution
Frequency Distribution
Class Frequency, f
A table that shows
Class width 1 5
5
classes or interva
Chapter 3
Probability
Larson/Farber 4th ed
1
Chapter Outline
3.1 Basic Concepts of Probability
3.2 Conditional Probability and the Multiplication
Rule
3.3 The Addition Rule
Larson/Farber 4th ed
2
Section 3.2
Conditional Probability and the
Multiplicati
Chapter 1
Introduction to Statistics
Larson/Farber 4th ed.
1
Section 1.1
An Overview of Statistics
Larson/Farber 4th ed.
2
What is Data?
Data
Consist of information coming from observations, counts, measurements, or
responses.
People who eat three daily
Sarah Grison Todd Heatherton Michael Gazzaniga
Psychology in
Your Life
SECOND EDITION
Chapter 4
Development Across the Life Span
2016 W. W. Norton & Company, Inc.
Note from Mrs. Arnette
Hello!
Okay, so throughout this PowerPoint lecture, I will talk to
Scientific Notation
3B
Why do we need scientific notation?
To
write really large numbers in a compact
way.
To write really small numbers in a compact
way.
Scientific Notation
A number
is in scientific notation if it is
expressed as _
A number between
Florida Citrus Unit Conversion Activity
1. Florida covers 54,153 square miles and has about 750,000 acres of citrus groves. What percent of
Floridas land mass is covered in citrus groves?
2. Florida citrus groves cover approximately 750,000 acres. There a
MAT 271 Lab 3 Derivatives and Tangent Lines
For each function below in problem 1 and 2,
I. Symbolically:
a. Find the derivative at any x using
derivative rules,
b. Evaluate the derivative at the specified
points,
c. Specify all x-values where the derivati
Section 2.2
Definitions of Limits
In the previous section, we looked at using
calculations of secant slopes to approximate the
tangent slope. We did this by looking at what
value the secant slope approached as the
secant line moved closer to the tangent l
Review MAT 271 Test 2
1.
a)
Find the derivative of
b)
Find the equation of the tangent line to
2
f ( x ) 5 x 4x
.
f ( x ) 5 x 2 4x
at the point (2,12).
2. Find the derivative of the following functions.
a)
y = x*3x
b)
3 2 ex
y= x
2x 4
c)
y sin x
3. Give
M271 Review Test 3 3.10, 4.1 4.8
The resistance of a wire varies inversely as the area of the wire, i.e. the wider the wire, the
1.
easier it is to push electrons through it. The resistance of a particular type of wire is R =
250
r2
where r is the radius
Mihai Anitescu, assigned 03/06/2011, due 03/13/2011 (drop in my mailbox or
with Stats Receptionist, mention it is for me).
Stat 310, Part II, Optimization. Homework 4.
Problem 1: (computation;projected gradient for
STAT:5100 (22S:193) Statistical Inference I
Homework Assignments
Luke Tierney
Fall 2015
Statistics STAT:5100 (22S:193), Fall 2015
Tierney
Assignment 1
Due on Monday, August 31, 2015.
1. For each of the following experiments, describe a reasonable sample s
Stats 545: Homework 2
Due before midnight on Friday, Sept 25.
All plots should have labelled axes and titles.
Important:Rcode, tables and figures should be part of a single .pdf or .html files from R
Markdown and knitr. See the class reading lists for a s
HOMEWORK 1 SOLUTIONS
1.2.1 Exercises
2. A field experiment is conducted to compare the yield of three varieties of corn used
for biofuel. Each variety will be planted on 10 randomly selected plots and the yield will
be measured at the time of harvest.
(a)
Solution to Homework # 5, Stat 517
1. 5.4.1
Solution: The 95% confidence interval for is
z0.025 = 81.2 1.96 80 = [77.28, 85.12].
X
n
20
2. 5.4.2
1.645 9/n. We need to approximately
Solution: The 90% confidence interval for is X
find n so that
3
1.645 1
Spreadsheet Analysis for Scharffenberger Chocolate
To complete this assignment, you will need to use the partially completed
Scharffenberger spreadsheet provided by the instructor. The current spreadsheet has some
missing input values, marked by TBD (to b
1. Draw a map of the supply chain for LeapFrog, including the retailers, Capable Toys, and
suppliers of key materials (such as Tyvek). Which supply chain partners are upstream of
LeapFrog? Which are downstream? Which partners are first-tier suppliers? Sec
Just in Time Delivery
This article
presents
a detailed
narrative on the
design drivers
and delivery
methodology
for Genentechs
recently
completed fillfinish facility
in Hillsboro,
Oregon.
Just in Time. An Approach for a cGMP
Fill-Finish Facility
by Andrew
Student Name:
Class:
Problem 05-03
Requirement 1:
THE UNDERWOOD CORPORATION
2015 and 2016 Transactions
Date
June 12, 2015
Account
Accounts Receivable
Service Revenue
(Provide services on account)
September 17, 2015
Cash
Accounts Receivable
(Receive cash o
Student Name:
Class:
Problem 04-02
Requirement 1:
OSCAR'S RED CARPET STORE
Bank Reconciliation
February 28, 2015
Bank's Cash Balance
Per Bank Statement
Deposits outstanding
Checks outstanding
Bank balance per
reconciliation
Company's Cash Balance
Per gene
Student Name:
Class:
Problem 04-02
Requirement 1:
OSCAR'S RED CARPET STORE
Bank Reconciliation
February 28, 2015
Bank's Cash Balance
Per Bank Statement
Deposits outstanding
Checks outstanding
Bank balance per
reconciliation
Company's Cash Balance
Per gene
Chapter 12 - Cash Flow Statement
Needed to give a full picture of company's financial situation
Shows sources (cash receipts) and destinations (cash payments) of cash
Usefulness:
Ability to generate future cash flows
Ability to pay dividends and meet obli
GLOBAL COMMUNICATION IN IRELAND
Global Communication in Ireland
Daniel Corcoran
Appalachian State University
06/18/2015
Corie Haylett
TO:
Corie Haylett, M.S.C., A.B.D.
2
GLOBAL COMMUNICATION IN IRELAND
FROM:
Daniel Corcoran
DATE:
June 18th, 2015
SUBJECT: