Statement of Academic Integrity:
This assignment conforms to the rules on academic integrity of the University of Ottawa:
1. The variables in the data table given are: age, gender, household income, and the question
participated in online auction? The que
1. The variables in the data table given are: age, gender, household income, and the question
participated in online auction? The question being asked and the gender are both
categorical variables because they both describe something. The data is descript
1. Customers arrive at a local retail store at an average rate of 22.7 per hour. Assume that
the time between arrivals follows the exponential distribution. What is the probability
that a randomly selected customer will arrive between 2 and 4 minutes afte
ADM2303X Summer 2013
Assignment 1 Part 2
Assignment 1 Part 2
1. Due Date & Time: Tuesday, May 21th, 2013 by 23:59 hrs.
2. You MUST Upload the Assignment on MyStatLab in pdf format.
3. You MUST also attach the Printed/ Signed Integrity Statement.
4. Use
7 questions on final

Sampling distributions Probability of proportions of (xbar and p hat)
Normal distribution is sample distribution(when sample size is large enough use this)
otherwise use binomial
 Calculate 95 % interval for claiming questions
X ba
ADM2303X Summer 2013
Assignment 2 Part 2
Assignment 2 Part 2  Solution
1. Due Date & Time: Tuesday, June 11th, 2013 by 23:59 hrs.
2. You MUST upload this part of the Assignment on MyStatLab in pdf format.
3. You MUST also attach the Printed/ Signed Int
1. Refer to table on assignment outline.
a) What is the mean number of spam emails received per day?
E(x) =
= 3*(10/125) + 4*(29/125) + 5*(28/125) + 6*(42/125) + 7*(16/125)
= 5.2 Emails received per day
b) What is the standard deviation for the number o
1. A recent survey found that 42% of IT professionals monitor employees trying to access video
stream of the NCAA Men's Basketball Tournament. A random sample of 75 IT professionals was
selected. What is the probability that between 40% and 48% of this sa
Continuous Probability Distributions
Uniform and Normal
1
Probability Distributions
Probability
Distributions
Discrete
Probability
Distributions
Continuous
Probability
Distributions
2
Starting with an example of discrete world !
Example:
Two dice were t
Sample midterm problems
Question 1.
Mothers Against Drunk Driving is a very visible organization whose main focus is to
educate the public about the harm caused by drunk drivers. A study was recently done that
emphasized the problem we all face with drink
Using Probability and Bayes Rule
1
Outcomes
Understanding the three approaches to assessing probabilities
Applying the common rules of probability including Bayes Theorem
2
Probability
Probability refers to the chance that a particular event will occur
ADM 2303
ADM
Statistics for Management
2303
Statistics for
Instructor : Davood Astaraky Management
Instructor : Davood Astaraky
1
Assignments
Each assignment is divided into two parts and both parts should be
submitted via MystaLab.
Part 1: has numerical
Membership
standard
executive
standard
executive
standard
executive
standard
executive
standard
executive
standard
standard
standard
standard
standard
executive
executive
executive
executive
executive
Gender
male
female
female
male
male
male
male
female
m
Response
Before age 60
Age 6069
Age 70 or older
Not retiring
Frequency
286
2203
1020
571
Frequency of workers expected age to retire
Before age 60
Age 6069
14%
Age 70 or older
7%
25%
54%
Not retiring
Using Probability and Bayes Rule
Outcomes
Understanding the three approaches to assessing probabilities
Applying the common rules of probability including Bayes Theorem
Probability
Probability refers to the chance that a particular event will occur.
The p