Assignment 3 - Comm 2501
Due at the start of class in the second class of the week of O ct 8th/9th, 2014
Question 1
An opinion poll of 600 randomly-selected adults in Nova Scotia was carried out in order to
help the government to determine citizen prefere

Assignment 5 - Comm 2501 - Solutions
Due at the start of class in the first class of the week of October 27th.
1. Suppose we are interested in bidding on a piece of land and we know one other bidder is
interested. The seller announced that the highest bid

Assignment 5 - Comm 2501
Due at the start of class in the first class of the week of October 27th.
1. Suppose we are interested in bidding on a piece of land and we know one other bidder is
interested. The seller announced that the highest bid in excess o

Assignment 7 - Comm 2501 - Solutions
Due at the start of class in the first class of the week of November 10th, 2014.
1. Data were collected on the amount spent by 64 customers for
lunch at a major Houston restaurant. These data are contained
in the file

Assignment 4 Comm 2501 SOLUTIONS
This is a practice assignment not to be handed in.
This assignment will NOT be marked. The solutions shall be posted Monday Oct 13,
2014.
You are responsible for this material for the midterm on Oct 17.
Question 1:
Page 20

COMM 2501 Statistics Chapter 1 ~ 5 Formula sheet
1.Categorical data:
Relative Frequency Distribution: Frequency Total Frequency
Percent Frequency Distribution: Relative Frequency Distribution 100(%)
2.Quantitative data:
Approximate Class Width =
Largest D

Commerce 2501
Practice Final Exam
Name:_
Student Number:_
Section (Colour):_
Time: 3 Hours
Closed Book. You may use two sheets of formulas.
Be sure to show how you obtained your answers. You will lose points if the logic is
not clear.
Question Mark
1
2
3

Comm 2501
Statistics for Business I
Fall, 2014
Instructor:
Office:
Telephone:
E-mail
Office hours:
Milica Saagh
Kenneth C. Rowe Building, Room 5121
msaagh@dal.ca
Tuesday & Thursday 10:00 11:00 am; 1:30 2:00 pm or by appt
Prerequisites: COMM 1010.03 and 15

Chapter 6 Continuous Probability Distributions: The uniform probability density function is: E(x) = (a +
b)/2;f (x) = 1/(b a) for a < x < b = 0 elsewhere; Var(x) = (b - a)2/12; x is a range,if it equal to a
/
x
number,fx=0. Normal Probability Distributi

Comm 2501 Statistics for Business - Fall 2016 - Page 1
Comm 2501
Statistics for Business I
Fall, 2016
Instructor:
Office:
Telephone:
E-mail
Office hours:
Dr. Mike Foster
Kenneth C. Rowe Building, Room 4069
902-494-3933
mike.foster@dal.ca
Pre-Requisites fo

Comm 2501 Assignment 1
Professor: Mike Foster
Student: Tianyu Hang
B00698721
Section 01
Comm 2501 Assignment 1 Due first class, week of September 26 th, 2016
1\
A\
Step 1: sort the numbers from the lowest to the highest.
State
Idaho
Mississippi
Arkansas
S

Assignment 7 - Comm 2501
Due at the start of class in the second class of the week of November 10th, 2014.
Complete questions using either excel, minitab or by hand.
1. Data were collected on the amount spent by 64 customers for
lunch at a major Houston r

Comm 2501
Statistics for Business I
Fall, 2014
Instructor:
Office:
Telephone:
E-mail
Office hours:
Dr. Mike Foster
Kenneth C. Rowe Building, Room 4069
494-3933
mike.foster@dal.ca
Mondays/Wednesdays 4:00 5:30 or by appointment
Prerequisites: COMM 1010.03 a

1ﬁfﬂ1f2012 1:59:51 PM
2014f10f30 15:31:11.7
Welcome to Minitab, press F1 for help.
Retrieving project from file:
Mean of C1
Mean of C1 = 55.28T5
Mean qu2
Mean of C2 = 55.3
Mean qu3
Mean of C3 = 51.4
Mean of C4
Mean of C4 = 45.2557
Mean qu5
Mean of C5 = 55

Commerce 2501
Practice Final Exam
Name:_
Student Number:_
Section (Colour):_
Time: 3 Hours
Closed Book. You may use two sheets of formulas.
Be sure to show how you obtained your answers. You will lose points if the logic is
not clear.
Question Mark
1
2
3

Commerce 2501
Practice Mid-Term Exam - ANSWERS
Name:_
Student Number:_
Section (Colour or time slot):_
Professor:_
Instructions:
Answer all four (4) questions.
Time: 2 hrs.
Closed Book. You may have one sheet (8.5 11, two sided) of formulas.
Question
Mark

Commerce 2501
Practice Final Exam - ANSWERS
Name:_
Student Number:_
Section (Colour):_
Time: 3 Hours
Closed Book. You may use two sheets of formulas.
Be sure to show how you obtained your answers. You will lose points if the logic is
not clear.
Question M

Commerce 2501
Practice Mid-Term Exam
Name:_
Student Number:_
Section (Colour or time slot):_
Professor:_
Instructions:
Answer all four (4) questions.
Time: 2 hrs.
Closed Book. You may have one sheet (8.5 11, two sided) of formulas.
Question
Mark
1
2
3
4
T

COMM 2501 Assignment 9
Due at the start of class in the first class of the week of December 1st, 2014.
Question 1
The average expenditure on Valentines Day was expected to be $100.89 (USA Today, February
13, 2006). Do male and female consumers differ in t

COMM 2501 Assignment 9 - Solutions
Due at the start of class in the first class of the week of December 1st, 2014.
Question 1
The average expenditure on Valentines Day was expected to be $100.89 (USA Today, February
13, 2006). Do male and female consumers

Assignment 1 Comm 2501 Due: at the start of class in the first class of the week of Sept.
22, 2014.
1. Question 11 page 24.
J.D. Power and Associates conducts vehicle quality surveys to provide automobile manufacturers
with consumer satisfaction informati

Assignment 6 - Comm 2501
Due at the start of class in the first class of the week of November 3rd, 2014.
Question 1
The data recorded in the table below represent the exam scores of eighty students.
6
2
6
8
5
2
4
6
3
8
7
3
6
9
5
2
4
3
3
8
8
5
7
5
6
3
2
8

COMM 2501 Assignment 8 SOLUTIONS TOTAL MARKS = 22 + 14 + 14 + 18 = 68
Due at the start of class in the second class of the week of November 17th, 2014.
Question 1 [21]
According to a recent study by the Nationwide Mutual Insurance, it was reported that id

Contents
Question 1.2
Question 2.3
Question 3.4
Question 4.5
Question 1
A\
If I want to win the other bidder, and I bit 12000, therefore, other bidder should
bid lower than me.
because,
f (x) = 1/(b a) for a < x < b
=0
elsewhere
F(x)=1/(15000-10000)=1/500

COMM 2501 Assignment 8
Due at the start of class in the second class of the week of November 17th, 2014.
Question 1
According to a recent study by the Nationwide Mutual Insurance, it was reported that identity
theft victims spent an average of 35 hours tr

Assignment 4 Comm 2501
This is a practice assignment not to be handed in.
Question 1:
Page 204, Question 41
Question 2 :
Page 248-249, Question 37 PLUS the following added part (e) :
Part (e) In a random sample of 25, how many loyal employees would you
ex