GainesEDR8102-9B
1
1. In what ways does a MANOVA differ from a basic ANOVA? What additional power do
these differences provide to the researcher?
`MANOVA has increased power than ANOVA. This enables a
GainesEDR8102-10B
1
1
What is the fundamental characteristic and underlying theory of all non-parametric
tests?
The fundamental characteristic that underlies the theory of non-parametric test is that
GainesEDR8102-6B
1
1. Since the hypotheses associated with ANOVA is written as a test for differences
among means, why is the test called Analysis of Variance? (You may have to do
some research beyond
1. Determine the major similarities that exist between logistic regression and linear
regression
The two types of regression are similar in that both of them are used to predict an
outcome (dependent
GainesEDR8102-4B
1
Week 4: Comprehension Questions
Question 1
The researcher has learned that there is a positive relationship between GPA and Percent
quiz scores. In this case, when GPA increase by 1
GainesEDR8102-8B
1
1. In what ways is a repeated measures ANOVA different from a basic ANOVA?
One way Analysis of variance is used to examine whether there is a difference between
variables and groups
GainesEDR8102-3B
1
Comprehension Questions Week 3
1.
Compare and contrast Pearson Product Moment Correlation, part and partial
correlation (a three-way comparison). Included as part of this comparison
GainesEDR8102-2B
1
1. Give a set of data with two variables: grade levels 1-5 (ordinal) and mean reading
cores; if you wished to create a graph showing the progression of mean scores
throughout the gr
GainesEDR8102-7B
1
1. In what ways is ANCOVA different than a basic ANOVA? What additional power do
these differences provide to the researcher?
In ANCOVA, covariates are taken into consideration. ANC
GainesEDR8102-1B
1
Comprehension Questions Week 1
The comprehension questions for this assignment are not intended to be comprehensive, but
rather a series of review checkpoints to ensure proper found
1. Based on your experience in this course, present tables to adequately report the
results of this analysis.
Ranks
N
sex
disruption of social
relationships
disruption of life
patterns
female
male
Tot
1
Introduction
In the modern world, the knowledge attained by students from higher level education
systems plays a significant role in economic growth of a knowledge-based society and developed
econom
1
GainesEDR8102-5A
Question 1
The addition of more predictor variables in the model changes the Cox & Snell R
Square and Nagelkerke R Square values. The R-square value of the model with three predicto
1
GainesEDR8102-11
1. What type of data will be collected (nominal, ordinal, interval, and ratio)?
Answer:
The type of data to be collected for the study will involve ratio data. The ratio data will b
1
GainesEDR8102-9A
1. Based on your experience in this course, present tables to adequately report the
results of this analysis.
Descriptive Statistics
current family income
life satisfaction
Mean
Std
GainesEDR8102-3A
Week 3 Assignment
A Pearson correlation between computer (Literacy) and Exam (% in SPSS test)
Two-tailed test
The Pearson correlation coefficient is 0.064, and that this is not statis
GainesEDR8102-4A
1
SPSS Assignment Week 4
1. Briefly discuss the gain in understanding from moving form three single regressions to
one regression with three predicting variables.
Social Isolation and
SPSS Assignment Week 2
1. A table depicting descriptive data for any one of the variables from the data set.
Descriptive Statistics
N
Range
Statistic Statistic
Minimum Maximum
Statistic
Statistic
Mean
1
GainesEDR8102-8A
1. Present two tables. After reviewing the material in the text, decide the most important
output to include in the two tables you will present.
Multivariate Testsa
Effect
Value
F
H
1
GainesEDR8102-6A
1. Present two tables:
a. Table 1 should show the results of a one-way ANOVA based on current family
income, including Eta.
b. Table 2 should show the results of a two-way ANOVA bas
1
GainesEDR8102-7A
1. Present one table showing the results of an ANCOVA based on current family income on
life satisfaction with number of children as a co-variant, including Eta.
Tests of Between-Su
Comprehensive Doctoral Review Examination
Presented in Partial Fulfillment
of the Requirements for the Degree
Doctor of Philosophy
By
Sally A. Camacho
English as a Second Language
School of Education
KEY FORMULAS Jaggia and Kelly Essentials of Business Statistics Communicating with Numbers
g
Chapter 3: Numerical Descriptive Measures
Topic
Formula
Sample Mean
x
Weighted Mean
x wi xi
Range
Range =
Formula for quiz 4
Topic
Test Statistic for
Formula
1 2
using z-statistic
z
x1 x2 d 0
z
Test Statistic for Testing
p1 p2
if
d0
is zero
p=
Finding the t-statistic for hypothesis test
12 22
n1 n2
p1 p2
Formula for Final Exam
Confidence Interval for
using z distribution
Confidence Interval for
using t distribution
x z
How do we differentiate which one belongs to null and which one to alternative hypo
KEY FORMULAS Jaggia and Kelly Essentials of Business Statistics Communicating with Numbers
g
Chapter 3: Numerical Descriptive Measures
Topic
Formula
Weighted Mean
x wi xi
Sample Variance
s2
Sample St
P (A u B) = P(A) + P(B ) P(A n B).
P ( A u B )c) = 1 P (A u B ).
P ( A n B ) = P (A B) P(A)
For Continuous
a) Mean =
a+b
2
where a is lower limit and b is upper limit.
b) Standard deviation =
2
( ba )
Formula for quiz 3
Topic
Formula
Confidence Interval for
Confidence Interval for
using z distribution
x z
using t distribution
x t
2
n
s
2,df
2
z 2
n
E
z 2
n
E
2
Required Sample Size when Estima
Seymour-RichardsM,MFT-7104-Assignment 7
1
The Flynn Effect
The Flynn effect does not answer the debate of whether intelligence quotient (I.Q.) tests
truly measure intelligence or some other skill (Ben
Seymour-RichardsM,MFT7104-Assignment6
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