STAT 263 F Introduction to Statistics
Dashboard / Home / My Moodle / Subject / STAT / STAT 263 F / 19 October - 25 October
/ Quiz 6: Chapter 11
Started on
State
Completed on
Time taken
Grade
Wednesday
STAT 263 TERM TEST A (F13) PRINT NAME (Last, First) :_
State probabilities to 3 SIGNIFICANT DIGITS. State values other than probabilities to
appropriate precision. NO PEEKING, SNIFFING, OR TAPPING! Th
STAT 263 F Introduction to Statistics
Dashboard / Home / My Moodle / Subject / STAT / STAT 263 F / 14 September - 20 September
/ Quiz 1: Chapter 1 & Introductory Material
Started on
State
Completed on
STAT 263 F Introduction to Statistics
Dashboard / Home / My Moodle / Subject / STAT / STAT 263 F / 26 October - 1 November
/ Quiz 7: Chapter 12
Started on
State
Completed on
Time taken
Grade
Thursday,
STAT 263 F Introduction to Statistics
Dashboard / Home / My Moodle / Subject / STAT / STAT 263 F / 12 October - 18 October
/ Quiz 5: Chapters 9 & 10
Started on
State
Completed on
Time taken
Grade
Sund
STAT 263 F Introduction to Statistics
Dashboard / Home / My Moodle / Subject / STAT / STAT 263 F / 5 October - 11 October
/ Quiz 4: Chapters 5, 6, 7, 8
Started on
State
Completed on
Time taken
Grade
T
STAT 263 F Introduction to Statistics
Dashboard / Home / My Moodle / Subject / STAT / STAT 263 F / 21 September - 27 September
/ Quiz 2: Chapter 2
Started on
State
Completed on
Time taken
Grade
Monday
STAT 263 F Introduction to Statistics
Dashboard / Home / My Moodle / Subject / STAT / STAT 263 F / 23 November - 29 November
/ Quiz 11: Chapters 17 & 18
Started on
State
Completed on
Time taken
Grade
How economists work
From hypotheses and empirical testing to
theories
1
Economists at work!
Economics is the only field in which two people
can get a Nobel Prize for saying exactly the
opposite thing.
QUEENS UNIVERSITY
Page 1 of 2
STAT 263* (Introduction to Statistics)
Winter 2016
Instructor: Charles Molson
Office: Jeffery Hall 206
Office hours: Tues. 2:00 to 3:20; Wed. 2:35 to 4:20 (If I have some
STAT 263 term test to ch 9
SK =
3(mean median)
standard deviation
V 1.7
index p th percentile =
z=
IQR = Q Q
3
1
x
or
Revised 10/15/2008
p
( n + 1)
100
z=
xx
s
s
CV = 100%
CV = 100%
or
Coefficient of
STAT 263 Pretest
V1.2
If you have taken other math courses at Queens or recently completed a grade 12 math course
then you certainly have the math skills necessary for STAT 263.
If you are uncertain i
QUEENS UNIVERSITY
Page 1 of 2
STAT 263* (Introduction to Statistics)
Fall 2015
Instructor: Charles Molson
Office: Jeffery Hall 206
Email: [email protected] (please use your Queens email accoun
Solutions Non-assignment 2
To travel hopefully is a better thing than to arrive.
Version 1.7
~ Robert Louis Stevenson
Dont assume the data presented is ranked (ordered from smallest to largest).
1. #
Solutions for Chapter 1 &2 Suggested Questions (NON-ASSIGNMENT 1) V1.7
1. I got the question about student numbers wrong I said that they were ordinal. My staff number at
Queens is the same as my stud
The possible simplification in 4.12 is that the standard deviation in
b)is 100 times the standard deviation in a) - the same number we
multiplied each data value by.
V16.2
b) s = 20.68 see above
and e
Full solutions for many questions on following pages
6.62
a) 0.0625
b) 0.0588
There is more discussion of this question a page or two further on.
Non-assignment 4 Appendix continued.
I have made shor
Gains from Trade
Absolute vs. Comparative Advantage,
Specialization and Welfare Gains
1
Main idea
Dont have to be jack of all trades!
Produce more of A you do well with time released from reducing
pr
Demand and Supply Elasticities
Four elasticities studied
1.
Own-price elasticity of demand
2.
Cross-price elasticity of demand
3.
Income elasticity of demand
4.
Price elasticity of supply
1
Concept of
Non-assignment 3 - Some suggested questions on chapters 4 & 5 (V1.6)
Life shrinks or expands in proportion to ones courage.
~ Anais Nin
You are to use the statistical capacity of your calculator to fi
Homework Assignment 2 Some suggested questions on chapter 3 (V1.5)
While nothing is more uncertain than the duration of a single life, nothing is more certain than the average
duration of a thousand l
STAT 263 NON-ASSIGNMENT 1 - Chapter 1 & 2 Some suggested questions
Luck affects everything. Let your hook always be cast. In the stream where you least expect it, there
will be fish.
~ Ovid
You will r
Quadratic Equation
A quadratic equation (in x) is an equation of the form
ax 2 + bx + c = 0
where
a , b , and c are
,
numbers (with
a0
) and
x is
A quadratic equation is a polynomial equation of degre
Problem
Simplified Radical Form
Definition:
A square root expression is in simplified radical form when it satisfies each of these conditions.
(1) No perfect square factors (other than 1) under the ra
Statistics Cheat Sheet
Mr. Roth , Mar 2004
1. Fundamentals
a. Population Everybody to be analysed
<> Parameter - # summarizing Pop
b. Sample Subset of Pop we collect data on
<> Statistics - # summariz
Section 9.3 Linear Equations: Clearing Fractions and Decimals
Objectives
1. Solving Linear Equations with Fractions
2. Solving Linear Equations with Decimals
1. Solving Linear Equations with Fractions
Quadratic Formula
Noun phrase A formula used to find the solutions (or roots) of a quadratic equation: If
the equation is of the form
ax 2 + bx + c = 0
,
then the quadratic formula is
b2 4ac
2a
b
x=
.
Problem
Relation
A relation is a set of ordered pairs.
More specifically, given sets
which
A and B, a relation from A to B is a set of ordered pairs x, y
in
x is in A and y is in B.
A.
The range is th
Problem
Quadratic Formula
Noun phrase A formula used to find the solutions (or roots) of a quadratic equation:
If the equation is of the form
2
ax + bx + c = 0 ,
then the quadratic formula is
x=
2
b
b
STAT 263 TERM TEST A Winter 2013
time = 75 minutes
Page 1 of 6
PRINT NAME (LAST, first):_
State probabilities to 3 SIGNIFICANT DIGITS. State values other than probabilities to
appropriate precision. N
Page 1 of 8 pages
Student Number in top row.
Fill in (pen or pencil) corresponding
rectangle below each numeral.
Queens University
FACULTY OF ARTS AND SCIENCE
DEPARTMENT OF
MATHEMATICS AND STATISTICS
STAT 263 ASSIGNMENT 1 - Chapter 1 & 2 Some suggested questions
Luck affects everything. Let your hook always be cast. In the stream where you least expect it, there
will be fish.
~ Ovid
You will revis