Following data relates to miles per gallon performance of an automobile, tested in a city & highway:
City Mean = 18.3 m/g S.D = 2.5 m/g
Highway Mean = 20.5 m/g
S.D = 2.5 m/g
Using Mean, S.D. & Coeffic
One patients blood pressure, measured daily over several weeks, averaged
182 with a standard deviation of 5.3, while that of another patient averaged
124 with a standard deviation of 9.4. Which patien
1. Frequency menu
a. Central tendency
b. Percentiles
c. Dispersion
d. Distribution
2. Explore
a. Basic descriptives
b. Boxplot
3. Visual Binning
4. Recode into different and same variables
5. Graphs
a
Quantitative Analysis
Lecture - 6
Coefficient of Variation (CV)
S
100
CV
X
Can be used to compare two or
more sets of data measured in
different units or same units but
different average size.
03:
Measures of Central Tendency
Lecture 4
1
Measures of Central Tendency
A measure of central tendency is a
descriptive statistic that describes the
average, or typical value of a set of scores
There are
Department of Business Administration
Course Title:
Course Code:
Pre-requisite Courses:
Credit Hours:
Semester:
Degree:
Quantitative Analysis
ASC141
Business Mathematics
Three (3)
Fourth (4)
BBA Progr
QUANTITATIVE ANALYSIS
LECTURE - 2
Data and its types
Data:
The information collected
for any kind of
investigation.
Usually Numerical but can
be Qualitative.
Data and its types
Primary Data:
The init
Measures of Dispersion
Lecture - 5
1
Definition
Measures of dispersion are descriptive statistics
that describe how similar a set of scores are to
each other
The more similar the scores are to each ot