8/21/2015
Session #15: Analysis of Categorical Data
Agenda
(Applications of 2 Test)
a. Goodness of Fit
b. Contingency Analysis (or Test
of Independence)
c. Test of population variance
www.jbs.ac.in
1
F-Test
Following are the two applications of F-test
1. Test of equality of two population variances
F=
S 22
S12
2
2
(if
S
S
otherwise
)
1
2
S 22
S12
Where
S =
2
1
1
(X X )
n 1
n1
i =1
2
1i
1
and
S =
8/21/2015
Session #10: Sampling and Sampling
Distribution
Agenda
a. Sampling vs. census
b. Random and nonrandom
sampling
c. Types of error
d. Sampling distributions
www.jbs.ac.in
1
Reasons for Samplin
8/21/2015
Session #16: Nonparametric Statistics
Agenda
a. nonparametric tests
b. run test
c. Mann-Whitney
y U test
d. Wilcoxon matched-pairs signed
rank test
e. Kruskal-Wallis test
f. Friedman test
ww
8/21/2015
Session #11: Statistical Inference:
Hypothesis Testing
Agenda
a. Hypothesis testing
b. Type I and Type II errors
c. HTAB system to test
hypotheses
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1
Types of Hypotheses
Resear
8/21/2015
Session #11: Hypothesis Testing
Agenda(Applications of Z test (n>30)
a. Test of significance for single
mean
b. Test of significance for difference
off means
c. Test of significance for diff
8/21/2015
Session #6: Probability
Agenda
a. Law of Addition
b. Law of Multiplication
c. Bayes Law
d. Law of conditional Probability
www.jbs.ac.in
1
General Law of Addition
P( X Y ) = P( X ) + P(Y ) P(
8/21/2015
Session #13: Analysis of Variance and Design
of Experiments
Agenda
a.
b.
c.
d.
e.
f.
Experimental designs
y ANOVA
One-way
Random Block Design
Two-way ANOVA.
Interaction.
Multiple comparison
8/21/2015
Session #5: Probability
Agenda
a. Introduction
b. Probability
c. Ways of assigning probability
d. Marginal, union, joint, and
e. conditional probabilities.
www.jbs.ac.in
1
Methods of Assigni
8/21/2015
Session #12: Hypothesis Testing
Agenda
a. Applications of t-tests
www.jbs.ac.in
1
Applications of t test(n30)
Test the significance of the mean of a
random sample
Test the difference between
8/21/2015
Session #8: Continuous Distribution
Agenda
uniform distribution
normal distribution
Exercises based normal
distribution
Exponential distribution
www.jbs.ac.in
1
Uniform Distribution
1
b a
f
8/21/2015
Session #7: Discrete Distribution
Agenda
a. Discrete vs. continuous random
variables
b. Determine mean and variance of a
discrete distribution
c. Identify the type of statistical
experiments
8/21/2015
Session #4: Descriptive Statistics
Agenda
a.Skewness
b.Kurtosis
c.Box and Whisker Plots
www.jbs.ac.in
1
Measures of Shape
Skewness
Absence of symmetry
Extreme values in one side of a dist
Name of Institution
Amity Business
School
Welcome to Marketing
Management
Pooja Sehgal Tabeck
What is Marketing?
Amity Business
Name of Institution
School
Personal Selling?
Advertising?
Making product