sta276 / Chap 2/ Page 1 of 34
CHAPTER 2: PROBABILITY
CHAPTER OUTLINE:
2.1
INTRODUCTION
2.2
MEASURES OF PROBABILITY
2.3
PROBABILITY OF COMBINED EVENTS
2.4
PROBABILITIES AND VENN DIAGRAM
2.5
MUTUALLY EXCLUSIVE EVENTS
2.6
CONDITIONAL PROBABILITY
2.7
INDEPEND
CENTRE OF PRE-UNIVERSITY STUDIES (COPS)
COURSEWORK COVER PAGE (INDIVIDUAL)
TO BE COMPLETED BY STUDENT
FULL NAME
MATRICULATION
NO.
COURSE CODE AND
COURSE NAME
LECTURERS NAME
SECTION / GROUP
COURSEWORK
DETAILS
SESSION
ASSIGNMENT _2_
LAB REPORT
PROJECT
DU
Exercise chapter 1, 2, 3
Question
(a)
Based on the following statements, determine whether the data obtained is discrete or
continuous data or qualitative.
(i)
The weight of Miss Soong.
( 1 mark )
( ii ) The colours of Mashimaro.
( 1 mark )
( iii ) The nu
STA276
ASSIGNMENT 2
DUE DATE: 14 OCTOBER 2016
Answer ALL questions.
1.
2.
3.
4.
A national health survey reports that 15% of primary school children of city K are
underweight.
(a)
Determine the probability that out of a random sample of 8 primary school
c
STA276
ASSIGNMENT 1
DUE DATE: 9 SEPT 2016
Answer all questions.
1.
The table below shows the mass of a random sample of 40 potatoes sold at a
grocery store of a small town.
Mass (g)
Number of potatoes
2.
16 20
3
21 25
8
26 30
10
31 40
13
41 50
6
(a)
Is th
1.0 Introduction
1.1 Background
Multiple linear regressions is used as an extension of a dependent variable (Y) from a
simple linear regression model to combine two or more independent variable (X) in a
calculation equation for an answer (Brant, 2007). An
sta2204/ tut 5/ Page 1 of
STA 2204
TUTORIAL 5
1.
A bank compares two plans for promoting the amount charged to their credit card by
their customers. Plan A offers to eliminate the annual fee for customers who charge
$2400 or more during the year. Plan B o
sta2204/ tut 6 / Page 1
STA 2204
TUTORIAL 6
1.
The variations in the number of absentees per day in two schools are being
compared. A sample of 30 days from each school is selected; the standard
deviation of the number of absentees in school A is 4.9, and
sta2204 / TUT 7 / Page 1
STA 2204
TUTORIAL 7
1.
The table below shows the prices and quantities sold of the products of a food
manufacturing factory in year 2002 and 2003.
Quantity
2002
2640
1200
3200
Tomato Sauce
Chili Sauce
Soya Sauce
2003
2685
1350
365
sta2204/tut1/Page 1 of 10
STA 2204
TUTORIAL 1A
Discrete Random Variable, Expected Value and Variance
1.
For each of the following random variables, write out the probability
distributions.
(a)
(b)
(c)
(d)
The number of heads obtained when two fair coins a
FALCULTY OF ENGINEERING AND INFORMATION TECHNOLOGY
DEGREE IN QUANTITY SURVEYING PROGRAMME
QUS 4206 CONSTRUCTION ECONOMY
ASSIGNMENT 1
In June 2010, the Prime Minister Najib Razak announced during the tabling of the 10th Malaysia
Plan (2011-2015) that the g
Question 1
It is a challenge for some construction companies to implement a risk management
system. Explain briefly how a particular company may respond to the risks found
in a construction project. (50 marks)
Risk Management is the process of identifying
Question 1
It is a challenge for some construction companies to implement a risk management
system. Explain briefly how a particular company may respond to the risks found
in a construction project. (50 marks)
Risk Management is the process of identifying
Question 1.
Assuming that Value Management is not practiced comprehensively on your
projects, how would you ensure that it is introduced so that it becomes a
routine practice? (15 marks)
Value Management (VM) is concerned with improving and sustaining a d
STA2204
ASSIGNMENT 1
AUGUST 2015
Answer ALL 4 questions.
1.
A student is trying to decide upon the number of firms to which she should apply
for internship. Given her grades and extracurricular activities, she has been told
by a placement counselor that s
Question 1.
Important of Value Management
a) A structure process
VM procedures for Cost Control use tested and successful process that are directed
toward achieving successful results in meeting the purpose of project cost control by
all concerned in a p
INTI
International U niversity
LAU REATE iNTERNATtoNAL UNIVERSlTIES
FINAL
Examination Paper
(COVER PAGE)
Session : January 201 1
Programme : Australian Degree Transfer Programme (Commerce)
Course : STA 276: Quantitative Methods
Date of Examination : 5ah
0
INT Harem
Laureate international Universities
RESIT
Examination Paper
(COVER PAGE)
Session : Jerian 2009
13rogramme : Australian Degree Transfer Programme (Commerce)
Course ' : STA 276: Quantitative Methods
Date of Examination : 7th May 2009
Time
sta276 / Chap 3/ Page 1 of 39
CHAPTER 3: DISTRIBUTIONS
CHAPTER OUTLINE:
3.1
INTRODUCTION
- DISCRETE RANDOM VARIABLE
- EXPECTED VALUE OF DISCRETE RANDOM VARIABLE
- VARIANCE OF DISCRETE RANDOM VARIABLE
3.2
DISCRETE PROBABILITY DISTRIBUTION
3.2.1 BINOMIAL DI
sta276 / Chap1/ Page 1 of 40
CHAPTER 1: DATA ANALYSIS
CHAPTER OUTLINE:
1.1
INTRODUCTION
1.2
DATA ORGANIZATION (FREQUENCY DISTRIBUTION)
1.2.1 UNGROUPED FREQUENCY DISTRIBUTION
1.2.2 GROUPED FREQUENCY DISTRIBUTION
1.2.3 CUMULATIVE FREQUENCY DISTRIBUTION
1.3
sta276/ Chap 5/ Page 1 of 23
CHAPTER 5: ESTIMATION AND CONFIDENCE
INTERVALS
CHAPTER OUTLINE:
5.1
INTRODUCTION
5.2
POINT ESTIMATION
5.2.1 Point Estimator For Population Mean
5.2.2 Point Estimator For Population Variance
5.2.3 Point Estimator For Population
sta276/ Chap 4 / Page 1 of 20
CHAPTER 4: SAMPLING DISTRIBUTION
CHAPTER OUTLINE
4.1
INTRODUCTION
4.2
SAMPLING METHODS
4.2.1 SIMPLE RANDOM SAMPLING
4.2.2 SYSTEMATIC RANDOM SAMPLING
4.2.3 STRATIFIED RANDOM SAMPLING
4.3
DISTRIBUTION OF SAMPLE MEAN
4.4
MEAN AN
1
STA 276
TUTORIAL 5A
1.
Find the unbiased estimates of the mean and variance 2 of the population from which
each of the following samples is drawn.
(a)
(b)
(c)
(d)
2.
46, 48, 51, 50, 45, 53, 50, 48
1.684, 1.691, 1.687, 1.688, 1.689, 1.688, 1.690, 1.693,
1
STA 276
TUTORIAL 6
1.
The manager of a hotel reports that the mean number of rooms rented out per night is
at least 212. One of the officers feels that this number might be somewhat overstated.
A sample of 150 might produce a mean of 201.3 rooms and a s
1
STA 276
TUTORIAL 4
1.
A school of 1000 pupils is divided into year groups as follows
Year
7
8
9
10
11
12
13
Number of pupils
150
150
150
150
150
125
125
A survey is to be carried out and a committee representative of the school is to
formed consisting o
1
STA 276
TUTORIAL 2A
1.
An ordinary dice is thrown. Find the probability that the number obtained
(a)
(b)
(c)
2.
[1/3]
[1]
[2/3]
A card is drawn at random from an ordinary pack containing 52 playing cards.
Find the probability that the card drawn
(a)
(b)
1
STA 276
TUTORIAL 3A
Discrete Random Variable, Expected Value and Variance
1.
For each of the following random variables, write out the probability
distributions.
(a)
(b)
(c)
(d)
The number of heads obtained when two fair coins are tossed.
The sum of the