Assignment #5, Group 4
Krisha Grace AQUINO, Jennylyn CANCEJO, George Ringo MANAPAT
Stat114 THW, A.Y. 2013-2014
a.) Monthly Charges (in pesos) billed by MERALCO to 50 residential units in Quezon City
3
Chapter 4
Presentation of Data
Methods of Data Presentation
Textual presentation (page 117): incorporates
important figures in a paragraph of text
Tabular presentation (page 120): arranges figures
in
Chapter 7
Measures of Location
Definition of
Measures of Location (page 219)
A measure of location provides information
on the percentage of observations in the
collection whose values are less than o
Chapter 6
Measures of Central
Tendency
Definition of a Summary Measure
(page 185)
A summary measure is a single value
that we compute from a collection of
measurements in order to describe one
of the
Chapter 8
Measures of Dispersion
Definition of
Measures of Dispersion (page 231)
A measure of dispersion is a descriptive summary measure
that helps us characterize the data set in terms of how varied
Chapter 9
Measures of Skewness
And Kurtosis
Symmetric vs Skewed Distribution
(page 260)
Definition 9.1
If it is possible to divide the histogram at the center into two
identical halves, wherein each h
Chapter 10
Exploratory Data Analysis
Definition of
Exploratory Data Analysis (page 410)
Definition 12.1.
Exploratory data analysis (EDA) is a subfield of applied
statistics that is concerned with the
Chapter 1
Introduction
Definition of Statistics (page 3)
Definition 1.1.
Statistics is the branch of science that deals
with the collection, organization, analysis,
interpretation and presentation of
STATISTICS 114
SAMPLE FOURTH EXAM
TGCapistrano
I. FILL IN THE BLANKS.
1. The distribution of the data set with the following boxplot
is skewed to the _.
2. In a stem-and-leaf display, if the unit=10 t
STATISTICS 114
Third Exam (SAMPLE EXAM)
I. DEFINITION OF TERMS. Express the definitional formula of the following concepts in terms of
the following notations Population Data=cfw_X1, X2, , XN, Sample
Chapter 12
Index Numbers
Definition of Index Numbers
Definition: An index number is a summary measure designed to
show changes in the value of a variable (or more
commonly, a group of related variable
Chapter 5
Organization of Data
Definition of Raw Data (page 164)
Definition 5.1.
Raw data are data in their original form.
* Raw data have not been organized in any
manner and observations are recorde
Chapter 2
Collection of Data
Definition of Measurement (page 21)
Definition 2.1.
Measurement is the process of determining
the value or label of the variable based on
what has been observed.
Chapter 2
Assignment #7, Group 4
Krisha Grace AQUINO, Jennylyn CANCEJO, George Ringo MANAPAT
Stat114 THW, A.Y. 2013-2014
Mrs. Therese Ann G. Capistrano
1] A manufacturing company pays its 300 employees an avera
Assignment #9, Group 4
Krisha Grace AQUINO, Jennylyn CANCEJO, George Ringo MANAPAT
Stat114 THW, A.Y. 2013-2014
Prof. Therese Ann G. Capistrano
Measures of Location
Given the frequency distribution for
Assignment #8, Group 4
Krisha Grace AQUINO, Jennylyn CANCEJO, George Ringo MANAPAT
Stat114 THW, A.Y. 2013-2014
Prof. Therese Ann G. Capistrano
Height of trees in meters of a sample of 50 trees in a ce
Thursday, June 27, 2013
Assignment #2 Stat 114 (THW)
Group #4
Krisha Grace Aquino
Jennylyn S. Cancejo
George Ringo S. Manapat
3a. Employed vs. Underemployed
EMPLOYED - Include all persons 15 years ol
Assignment #10, Group 4
Krisha Grace AQUINO, Jennylyn CANCEJO, George Ringo MANAPAT
Stat114 THW, A.Y. 2013-2014
Prof. Therese Ann G. Capistrano
Exercise No. 2, page251
Ages of 50 children in the popul
Assignment #6 | Group 4
Krisha Grace AQUINO, Jennylyn CANCEJO, George Ringo MANAPAT
Stat114 THW | Professor Therese Ann G. Capistrano
ORGANIZATION OF DATA
1.) The following data represent the height o
CHAPTER 2: Collection of Data
Measurement
is the process of determining the value or label of the variable
based on what has been observed
Levels of Measurement
a) the numbers in the system are used t
Chapter 3
Sampling and
Sampling Techniques
Complete Enumeration versus Sampling
In complete enumeration or a
census, we measure the variable/s of
interest from all the elements of the
population.
In s
Section 6.1
Summation
The Summation Notation (page 186)
n
X X X
i
1
2
. Xn
i 1
where (capital Greek letter sigma) is the summation notation
X i is the value of the variable for the ith observation
(t
Chapter 11
Ratios
Definition of Ratios
The ratio of a number x to another number y expresses the
size of one measure x with respect to the size of another
measure y. It is written as x:y and is read a