Name: (please print) Homework 1 Spring 2012
Email ID
Section
YOU MUST SHOW WORK TO GET FULL CREDIT. Due in class on Monday, January 23, 2012. Staple all pages together with the questions in the order given below. If you take any definitions/concepts direc
T/F
A descriptive measure of a sample is
a parameter.
SAMPLE EXAM QUESTIONS
Introduction to Business Statistics 2008 by The Pennsylvania State University
T/F
Introduction to Business Statistics 2008 by The Pennsylvania State University
T/F
We should deter
Name: (please print) Homework 3 Spring 2012
Email ID
Section
YOU MUST SHOW WORK TO GET FULL CREDIT. Due in class on Friday, February 24, 2012. Staple all pages together with the questions in the order given below. If you take any definitions/concepts dire
Name: (please print) Homework 2 Spring 2012
Email ID
Section
YOU MUST SHOW WORK TO GET FULL CREDIT. Due in class on Friday, February 3, 2012. Staple all pages together with the questions in the order given below. If you take any definitions/concepts direc
Formula Sheet Exam 1
=
X
N
x=
x
n
MAD =
X -
N
2
2
(X - ) =
N
=
(X - )
N
2
2
s
2
( x - x) =
n -1
s=
( x - x)
n -1 s (100) x
2
CV = z=
X -
E ( X ) = = xP( x ) Var ( X ) = 2 = [ x - E ( X )] 2 P ( x) SD( X ) = =
[ x - E ( X )]
2
P( x)
Exam 1 Study Guide
Exam 1 will cover pp. 9-73 in the course packet. Any material on those pages may be on the test. Below is a
summary list of the topics covered.
Describing Your Data (Chapter 4 in Berk & Carey text)
Topic 1 Introduction to Statistics
Des
Homework 6
Spring 2013
YOU MUST SHOW WORK TO GET FULL CREDIT.
Due in class on Friday, April 12, 2013. Staple all pages together with the questions in the order given below.
If you take any definitions/concepts directly from the packet, please cite the pag
Homework 5
Spring 2013
YOU MUST SHOW WORK TO GET FULL CREDIT.
Due in class on Wednesday, April 3, 2013. Staple all pages together with the questions in the order given
below. If you take any definitions/concepts directly from the packet, please cite the p
Homework 4
Spring 2013
YOU MUST SHOW WORK TO GET FULL CREDIT.
Due in class on Friday, March 15, 2013. Staple all pages together with the questions in the order given below.
If you take any definitions/concepts directly from the packet, please cite the pag
Name: (please print)
Email ID
Section
Homework 3
Spring 2013
YOU MUST SHOW WORK TO GET FULL CREDIT.
Due in class on Wednesday, February 20, 2013. Staple all pages together with the questions in the order given
below. If you take any definitions/concepts d
Name: (please print)
Email ID
Section
Homework 2
Spring 2013
YOU MUST SHOW WORK TO GET FULL CREDIT.
Due in class on Friday, February 1, 2013. Staple all pages together with the questions in the order given
below. If you take any definitions/concepts direc
Exam 3 Study Guide BY SAMANTHA RUDA STATISTICAL INFERENCE (CHAPTER 6) TOPIC 14 CONFIDENCE INTERVALS
FOR
POPULATION PROPORTION
Confidence intervals for population proportions o Let p=the sample proportion o SE(p)=the standard error of p. It is the standar
Exam 2 Study Guide
Exam 2 will cover pp. 73-143 in the course packet. Any material on those pages may be on the test. Below is a summary list of the topics covered.
Probability Distributions (Chapter 5 in Berk & Carey text)
Topic 7 Binomial Distribution
C
6a. No, the because the histogram does not represent a bell curve.
6b.
Univariate Statistics Salary 4,689,717.22 3,500,000
Average Median
The mean is larger than the median, which makes the data skewed positive
6c.
Univariate Statistics AVG 0.27553 0.278
1. Statistics are used by all industries and businesses as a standardized unit of measurement for presenting data in a useful and meaningful format. Statistics can be used to measure historical performance and to forecast future targets. For business mana
Exam 1 Study Guide
BY SAMANTHA RUDA
DESCRIBING YOUR DATA (CHAPTER 4)
TOPIC 1- INTRODUCTION TO STATISTICS
Descriptive vs. Inferential Statistics: o Descriptive summarizes the values of a data set by using charts, graphs, averages, and tables o Inferential