Solutions to Quiz 2A
Question 1
a) X the annual chocolate consumption by Canadians
z
4.9 5.8
0.56
1.6
Normal Distribution
Pz 0.56 Probability
0.7123 = 0.712262
0.4
Mean,Std. Dev.
0,1
density
0.3
0.2
0.1
0
-4
b) z
z
-3
-2
-1
0
1
2
3
4
5.3 5.8
0.31
1.6
7
STAT 1123 Homework 2 (37 marks)
Due: Tuesday, October 10, 2017
1. The weights (in pounds) of 30 newborn babies are listed below. Use the data set
to answer part (a) through part (h). Show details of your work. Include a unit of
measurement in your answer
STAT 1123 Homework 1 (35 marks)
Due: Tuesday, September 26, 2017
1. A researcher wishes to estimate the percentage of mail carriers in lower mainland
BC who had been bitten by a dog in the past year. All mail carriers in lower
mainland BC were divided int
Stat 4800 Notes: Probability
Basic Probability Terminology
An experiment is a process that gives a set of non-overlapping but well-defined outcomes or sample
points.
By definition, outcomes are always mutually exclusive, or the occurrence of one outcome
Stat 4800 Notes: Tests of Significance or Hypothesis Testing
Review of Notation/Symbols
Name
X
s
Sample Average/Mean
The average/mean of a sample
Population Average/Mean
Sample Standard Deviation
Population Standard Deviation
Statistic
The average/mean of
Stat 4800 Notes: Discrete Random Variables and Probability Distributions
Random Variables
There are two types of random variables discrete random variables and continuous random variables.
The main difference is that the former can only have finite numb
Stat 4800 Notes: Binomial Random Variables and Probability Distributions
Binomial Random Variables and Probability Distributions
Binomial random variable is a special case of discrete random variables.
The reason why Binomial probability distribution is
Stat 4800 Notes: Interval Estimation or Confidence Interval
Review of Notation/Symbols
Name
X
s
Sample Average/Mean
The average/mean of a sample
Population Average/Mean
Sample Standard Deviation
Population Standard Deviation
Statistic
The average/mean of
Stat 4800 Notes: Normal Probability and Distributions
Normal Distributions
The Normal distribution (or Normal shape) is a single-peaked and symmetric distribution.
Note that Normal shape always implies symmetry.
It looks rather like a bell, and hence i
STATISTICS 4800
Section 4
Homework Assignment #4
TOTAL = 40 MARKS
Due Date: Tuesday, March 15, 2016
Question #1 (10 marks)
Is smiling independent of age? Randomly selected people were observed for about 10
seconds in several public places, such as s
Statistics team
presentation
Sikander
Sandhu
Tejeshwar
Randhawa
TABLE OF CONTENTS
SLIDES 3
Statement of study
SLIDES 4
Objectives
SLIDES 5
Method and source of data
SLIDES 6
Why quasi random sampling?
SLIDES 7
Statistical methods used
SLIDES 8-11
Statisti
Stat 1124 Week 2 Assignment Answer Key
1.
In some states of U.S.A., the law requires drivers to turn on their vehicle headlights when driving in
rainy days, between 8am and 6pm. A new highway patrol would like to see what percentage of them
does not follo
Stat 2225
Summer 2017
Assignment #2 [41 marks] (due May 18)
Show all the calculations. If you use SGC, please include the SGC result printout.
And please state clearly why you can apply CLT.
1.
[7 marks]
The National Association of Independence Colleges a
Stat 2225
Summer 2017
Assignment #3 [41 marks] (due May 18)
Show all the calculations. If you use SGC, please include the SGC result printout.
And please state clearly why you can apply CLT.
1.
[7 marks]
The National Association of Independence Colleges a
Stat 2225
Summer 2017
Assignment #6 [41 marks] (due May 18)
Show all the calculations. If you use SGC, please include the SGC result printout.
And please state clearly why you can apply CLT.
1.
[7 marks]
The National Association of Independence Colleges a
Stat 2225
Summer 2017
Assignment #1 [41 marks] (due May 18)
Show all the calculations. If you use SGC, please include the SGC result printout.
And please state clearly why you can apply CLT.
1.
[7 marks]
The National Association of Independence Colleges a
Stat 2225
Summer 2017
Assignment #4 [41 marks] (due May 18)
Show all the calculations. If you use SGC, please include the SGC result printout.
And please state clearly why you can apply CLT.
1.
[7 marks]
The National Association of Independence Colleges a
Stat 2225
Summer 2017
Assignment #8 [41 marks] (due May 18)
Show all the calculations. If you use SGC, please include the SGC result printout.
And please state clearly why you can apply CLT.
1.
[7 marks]
The National Association of Independence Colleges a
Stat 2225
Summer 2017
Assignment #7 [41 marks] (due May 18)
Show all the calculations. If you use SGC, please include the SGC result printout.
And please state clearly why you can apply CLT.
1.
[7 marks]
The National Association of Independence Colleges a
Stat 2225
Summer 2017
Assignment #5 [41 marks] (due May 18)
Show all the calculations. If you use SGC, please include the SGC result printout.
And please state clearly why you can apply CLT.
1.
[7 marks]
The National Association of Independence Colleges a
Stat 2225
Summer 2017
Assignment #1 (Answer Key) [Total 41 marks]
1.
[7 marks]
(a) The actual (or population) average debt of students graduating from public colleges and universities.
[1]
(b)
(c)
Quite obvious that the sample size is 144; (therefore by C
Stat 2225
Summer 2017
Assignment #3 (due June 22) (Total 68 marks)
(Note: Youre allowed to use SGC to do all the calculations if you wish. If you do in this way, you MUST
include the SGC result. For any ANOVA question, including an ANOVA table is a MUST!)
The Practice of Statistics for
Business & Economics
Third Edition
Moore
McCabe
Alwan
Craig
Duckworth
Slides Prepared by Eugene Li
Topic 7
Multiple Regression (Ch. 11)
The Multiple Regression Model
Required Conditions
The Least Squares Method
Using the Est
The Practice of Statistics for
Business & Economics
Third Edition
Moore
McCabe
Alwan
Craig
Duckworth
Slides Prepared by Eugene Li
Topic 4
Nonparametric Tests
Sign Test (7.1 p.410-411)
Wilcoxon Signed Rank Test (16.2)
Wilcoxon Rank Sum Test (16.1)
Slide2
N
CNST 1140-001
FALL SEMESTER (2016)
RACISM AND ETHNIC RELATIONS IN CANADA
WORKSHOP ASSIGNMENT
1. What you learned (what resonated with you).
Answer: I visited the Holocaust education Centre on October 19, 2016. As I
explored, I got to know a lot more infor
Policy for The Selection of National
Shooting Teams in All Disciplines of
Olympic
Shotgun Shooting Sports.
W.e.f: 10th December 2015
Prepared by the Technical Committee of the
NRAI
The National Team Selection Criterion
ascertained by the
National Rifle As
QUESTIONNAIRE
Below are the list of questions we would like you to address. Please be 100% honest in your
opinions since it will only help us to improve. If you would like to leave out your name that is
also ok. Please reply with below either by email or
THE NATIONAL RIFLE ASSOCIATION OF INDIA
NRAI HOUSE, 51-B, Institutional Area, Tughlakabad, New Delhi 110062
Phone : 29964091-92-93 Fax : 29964090
e-mail:[email protected], website www.thenrai.in
TRG/NZC/15
October 24, 2015
The President / Secretary