Université de SaintBoniface (USB) (Affiliated with the University of Manitoba)
STAT2000
STATS 2000

Winter 2017
UNIVERSITY OF MANITOBA
DATE: March 15, 2017
TIME: 5:30PM7:30PM
EXAMINATION: Basic Statistical Analysis II
COURSE: STAT 2000
Midterm Test
DURATION: 2 hours
PAGE: 1 of 16
EXAMINER: Various
INSTRUCTIONS
I. You have been provided with:
a) the test paper,
b) a
Université de SaintBoniface (USB) (Affiliated with the University of Manitoba)
STAT2000
STATS 2000

Winter 2017
ROASS.SchedA+1.020160713.doc+
Schedule A
Schedule A lists policies for and resources available to students at the University of
Manitoba.
Section (a) Academic supports available to students:
Writing and Learning Support
The Academic Learning Centre (ALC
Université de SaintBoniface (USB) (Affiliated with the University of Manitoba)
STAT2000
STATS 2000

Winter 2017
Unit 3 Practice Questions Solutions
1. (a) We must assume that these three samples are simple random samples from their
respective populations. We must also assume that returns for each of the three
industries follow a normal distribution with common stan
Université de SaintBoniface (USB) (Affiliated with the University of Manitoba)
STAT2000
STATS 2000

Winter 2017
STAT 2000 A04
April 11, 2017
First Name:
Quiz 3
Last Name:
Student Number:
1
Answer all questions and show all your work.
There are 3 pages.
Formula:
P (X = k) =
e k
,
k!
k = 0, 1, 2, . . .
1. (2 marks)
The number of injuries that occur during a typical f
Université de SaintBoniface (USB) (Affiliated with the University of Manitoba)
STAT2000
STATS 2000

Winter 2017
STAT 2000 A04
April 11, 2017
First Name:
Quiz 4
Last Name:
Student Number:
1
Answer all questions and show all your work.
There are 3 pages.
Formula:
P (X = k) =
e k
,
k!
k = 0, 1, 2, . . .
1. (2 marks)
The number of injuries that occur during a typical f
Université de SaintBoniface (USB) (Affiliated with the University of Manitoba)
STATS 2000

Winter 2015
STAT 2000 Section A01 Quiz # 1 1 (10 Marks)
Show all your work!
Name:
Student #:
1.
2.
(1 mark) It is determined that, in order to estimate the true mean battery life
for an iPhone 6 to within 0.2 hours with 95% confidence, a sample of 800 iPhone
6 batter
Université de SaintBoniface (USB) (Affiliated with the University of Manitoba)
STATS 2000

Winter 2015
STAT 2000 Section A01 Quiz # 1 1 (10 Marks)
Show all your work!
Name:
Student #:
1.
2.
(1 mark) It is determined that, in order to estimate the true mean battery life
for an iPhone 6 to within 0.8 hours with 96% confidence, a sample of 800 iPhone
6 batter
Université de SaintBoniface (USB) (Affiliated with the University of Manitoba)
Stats
STATS 1000

Fall 2015
Unit 5 Questions
1. Find the proportion of Zs such that:
(a) P (Z .45)
(b) P (Z .64)
(c) P (.23 Z 6)
2. Find the appropriate z such that:
(a) P (Z z) = .9830
(b) P (z Z 2.01) = .2292
(c) P (Z z) + P (Z z) = .0108
3. A certain type of wooden beam has break
Université de SaintBoniface (USB) (Affiliated with the University of Manitoba)
Stats
STATS 1000

Fall 2015
Unit 4 Questions
1. A housecleaner would like to know the most effective method for removing streaks on windows. She would like to try spraying the windows with
Windex, a store brand cleaner and a water/vinegar solution and try wiping them with paper towe
Université de SaintBoniface (USB) (Affiliated with the University of Manitoba)
Stats
STATS 1000

Fall 2015
Unit 1 Problems
1. For the following variables, specify whether they are quantitative, categorical and nominal or categorical
and ordinal. :
(a) Street address
(b) Favourite colour
(c) Medication dosage
(d) Severity of pain (on a scale of 1 to 10)
(e) Ave
Université de SaintBoniface (USB) (Affiliated with the University of Manitoba)
Stats
STATS 1000

Fall 2015
Unit 2 Questions
1. The following is a list of birdie or better percentage and average driving distance (in
yards) for 8 PGA golfers in 2013 through the Players Championship.
Golfer
Stenson, Henrik
Tomasulo, Peter
McIlroy, Rory
Stadler, Kevin
Watson, Bubb
Université de SaintBoniface (USB) (Affiliated with the University of Manitoba)
Stats
STATS 1000

Fall 2015
Unit 3 Questions
1. The Board of Directors for Bridge Manitoba have noticed dwindling attendance at their sectional tournaments amongst the Manitoba bridge
players. To help find out why, they hand out a survey at the final event,
the Sunday Swiss, asking
Université de SaintBoniface (USB) (Affiliated with the University of Manitoba)
STATS 2000

Winter 2015
Unit 6 Practice Questions
1. We would like to determine how the time a student spends studying for an exam affects
his or her score. Study times (in hours) and exam scores (in %) are shown in the table
below for a sample of eight students:
Student
Study T
Université de SaintBoniface (USB) (Affiliated with the University of Manitoba)
Stats
STATS 1000

Fall 2015
Unit 1 Examining Distributions
Outline
STAT1000  Basic Statistical Analysis I
1
Introduction
2
Types of Variables
3
Displaying Distributions with Graphs
4
Describing Distributions with Numbers
Fall 2014
STAT1000  Basic Statistical Analysis I
1 / 120
STA
Université de SaintBoniface (USB) (Affiliated with the University of Manitoba)
Stats
STATS 1000

Fall 2015
Unit 6 Randomness and Probability
Unit 6 Randomness and Probability
Variability and Randomness
Probability
Statistics involves the study of variability. But how can we work with
something that involves so much uncertainty?
We toss a coin and record the pr
Université de SaintBoniface (USB) (Affiliated with the University of Manitoba)
Stats
STATS 1000

Fall 2015
Unit 2 Scatterplots, Correlation and Regression
Unit 2 Scatterplots, Correlation and Regression
Termniology
So far, we have been looking at different ways to summarize and depict a
single quantitative variable. We will now begin looking at relationships t
Université de SaintBoniface (USB) (Affiliated with the University of Manitoba)
Stats
STATS 1000

Fall 2015
Unit 5 Density Curves and the Normal Distribution
Unit 5 Density Curves and the Normal Distribution
Density Curves
Density Curves
We have some data and draw histograms and we get a picture of the
distribution.
Returning to our histogram from our barley ex
Université de SaintBoniface (USB) (Affiliated with the University of Manitoba)
Stats
STATS 1000

Fall 2015
Unit 10 Inference for Population Mean ( unknown)
Unit 10 Inference for Population Mean ( unknown)
Objectives
Inference for the mean of a population:
The t distributions.
Unit 10 Inference for the mean of a population
when is unknown.
The onesample t conf
Université de SaintBoniface (USB) (Affiliated with the University of Manitoba)
Stats
STATS 1000

Fall 2015
Unit 3 Design of Experiments
Unit 3 Design of Experiments
Obtaining Data
We considered extracting information from data using:
Broadly speaking, there are two ways that we can obtain data:
Graphical tools (histograms, stemplot).
Numerical summaries.
Weve
Université de SaintBoniface (USB) (Affiliated with the University of Manitoba)
Stats
STATS 1000

Fall 2015
Unit 9 Tests of Significance
Hypothesis Testing
Confidence intervals are one type of inference, allowing us to make
some sort of statement about the mean of a population. The second
we will be looking at is known as hypothesis testing.
Unit 9 Tests of Sig
Université de SaintBoniface (USB) (Affiliated with the University of Manitoba)
Stats
STATS 1000

Fall 2015
Unit 8 Confidence Intervals
Overview of Inference
Methods for drawing conclusions about a population from sample data are
called statistical inference.
The objective of statistical inference is to make a statement about some
parameter of interest based on
Université de SaintBoniface (USB) (Affiliated with the University of Manitoba)
Stats
STATS 1000

Fall 2015
Unit 7 Sampling Distributions
Unit 7 Sampling Distributions
Distribution of the Sample Mean
Distribution of the Sample Mean
Suppose that, rather being interested in probability calculations for some
variable on a single individual, we are instead interest
Université de SaintBoniface (USB) (Affiliated with the University of Manitoba)
Stats
STATS 1000

Fall 2015
STAT 1000 A04 Family Name, First Name: A 3) Sgm' [25124
December 07, 2016 Student ID: 1
Quiz 3
Instructions: Answer the following questions completely. Show all your work. This quiz
is worth 10 marks.
1. 2 marks
A restaurant manager has compiled the follo
Université de SaintBoniface (USB) (Affiliated with the University of Manitoba)
Stats
STATS 1000

Fall 2015
Sample Final Exam Questions Units 6 11
Part A MultipleChoice
1. In a particular election, 40% of voters voted for the NDP, 35% voted for the Liberals
and 25% voted for the Conservatives. If we take a random sample of two voters, what
is the probability t
Université de SaintBoniface (USB) (Affiliated with the University of Manitoba)
Stats
STATS 1000

Fall 2015
Sample Midterm A
1. Consider the following:
Film ratings exist to inform parents about the content of movies, so they can decide
which films are appropriate for their children to see, and at what age. Examples
of film ratings include General (appropriate
Université de SaintBoniface (USB) (Affiliated with the University of Manitoba)
Stats
STATS 1000

Fall 2015
(Q
STAT 1000 A04 CRN: 10093 i Name: 201? Mfg:
senseless 30 29,19 7 ,7 , Jo lmlgmg Student ID:
Quiz 1
Instructions: Answer the following questions completely on the provided space. Show all
your work. This quiz has a total of 15 marks.
1. A consumer report