Homework 5
September 30, 2005
Math 521
Direction: This homework is due on October 7, 2005. In order to receive full
credit, answer each problem completely and must show all work.
1. Let G be a group and let H be a subgroup of G. For any x G, define xHx1 =
Evaluate group differences using a two-sample independent t test.
Describe the advantages of using an ANOVA over the use of multiple t-tests.
Every time a t-test is conducted there is a chance that you will make a type one error, which is
usually 5%. The
The following questions in Part B require that you access data from Using SPSS for Windows and
Macintosh. This data is available on the student website under the Student Text Resources link.
1.
Review the one sample t-test instructional video before compl
Stats homework help.
Don't need to show work. TI-83/T-84 Recommended to use.
1) Last year a survey of people in the State of Kansas reported that 30% of people
reported that they had been a tornado at some time in their lives. How many people
must be surv
Calculate the appropriate statistic for comparing means (either the independent group's t-test or a oneway ANOVA) using your assigned data set from Week Two:
WEEK 2 DATA SET IS.
ANOVA
Spring_Results
Sum of Squares
Between Groups
Within Groups
Total
df
Mea
Some questions in Part A require that you access data from Statistics for People Who (Think They) Hate
Statistics. This data is available on the student website under the Student Text Resources link.
1.
Using the data in the file named Ch. 11 Data Set 2,
When providing health care, there are standards of care which a reasonably prudent provider should follow. Providers
at all levels are held to these standards of care. Failure to provide competent care to your patients will put you at risk
for malpractice
Surname 1
Student Name
Course Title
Instructor Name
Date
Poetry is deciphered with a variety of systems. There is never an off base answer while
investigating verse. Artists compose for some reasons; to express their emotions, demonstrate a
point, or to j
Visualizing and Understanding Probability and Statistics:
Graphical Simulations Using Excel
Sheldon P. Gordon
and
Farmingdale State University of New York
Farmingdale, NY 11731
[email protected]
Abstract
Florence S. Gordon
N Y Institute of Technolo
International Journal of Mathematical Education in
Science and Technology, Vol. 43, No. 2, 15 March 2012, 145165
The prospective mathematics teachers thought processes and views
about using problem-based learning in statistics education
Berna Canturk-Gunh
1. Using the following table, provide three examples of a simple one-way ANOVA, two examples of a two-factor
ANOVA, and one example of a three-factor ANOVA. Complete the table for the missing examples. Identify the
grouping and the test variable.
Design
S
To prepare :(550 words)
Search the Internet and credible websites to locate a news piece or article that features a randomized trial study
design. The article should be from a widely distributed news source, accessible to and written for a lay audience.
P
NOTE-TAKING GUIDE: Of the People: A History of the United States CHAPTER 6 Conflict in the Empire: 17131774
COMMON THREADS
What role did the colonies play in imperial conflict? That is, how did
they shape that conflict, and how were they shaped by it?
How
Frequency Shift Keying Background
The purpose of frequency shift keying (FSK) is to modulate digital signals so they can be
transmitted wirelessly. The popular wireless standard Bluetooth uses slightly modified form of FSK
called gaussian FSK. This articl
Identify appropriate use of statistical tests using a decision tree.
A decision tree to help you decide what statistical test to use
What type of measurement is your dependent variable?
Interval or ratio scale
nominal scale (categories)
How many independ
Indices
Indices are numbers that are written
on the top right hand side of a
number, to show how many times
the number (base number) has to be
multiplied by itself:
52= 5 x 5=25
103= 10 x 10 x 10 = 1000
A number without an index has got
an index of 1 eg 1