MATH 264 QUIZ#4
December 4, 2003
QUESTION
Consider two independent experiments: tossing a fair coin and a fair die. Let X be a random variable
that takes values
(i) the number of scores of the die minus 1, if a head appears on the coin,
(ii) the number of
MATH 264
1st Midterm
November 8, 2003
13:00-14:30
Surname
Name
ID #
Department
Section
:
:
:
:
:
The exam consists of 5 questions of equal weight.
Please read the questions carefully and write your answers under the corresponding
questions. Be neat.
Do
MATH 264 QUIZ#4
December 5, 2003
QUESTION
An urn contains seven white and three black balls. A second urn contains ve white and ve black balls.
A ball is selected at random from the rst urn and placed in the second. Then a ball selected at random
from the
MATH 264 QUIZ #3
November 12, 2003
QUESTION
A fair coin and a fair die are tossed. Assume that the points in the sample space are equally likely.
(a) Determine the sample space.
(b) Find the probability that the head appears on the coin.
(c) Find the prob
MATH 264 QUIZ #3
November 6, 2003
QUESTION
An industrial conglomerate manufactures a certain type of car in three towns called Farad, Gilbert, Henry.
Of 1000 made in Farad 20% are defective, of 2000 made in Gilbert 10% are defective, and of 3000 made
in H
NAME: .
DEPT:
Date: January 22, 2004
Time: 11:00-12:40
Instructor: Dilek Gven, Seil Gergn
MATH 264 MAKEUP EXAM
IMPORTANT
1 Please write your answers neatly to the answer sheets.
2 Do NOT use your mobile phone as a calculator. Turn it of during the exam.
MATH 264 QUIZ # 2
October 21, 2003
QUESTIONS
1. (3 points) Find the median, the mode, and the range of the following sample data.
19
15
30
33
37
22
22
10
11
34
20
22
39
33
31
16
33
28
40
26
2. A company wants to determine the average distance between the
MATH 264 QUIZ # 2
October 24, 2003
QUESTION
In test runs of 20 cars, the gasoline mileage ratings are organized into a frequency distribution as follows:
Miles per Gallon 26 27 28
Frequency FR(x) 1 1 2
29 30 31
3
63
32 33 34
2
11
Compute the sample mean,
MATH 264 QUIZ #1
October 8, 2003
QUESTION
Economist are examining the cost living composite index in the United States. A survey of 25 randomly
selected major metropolitan areas obtained the following observations.
93.0 93.3
93.8
98.8 99.6 100.4
103.2 103
MATH 264 QUIZ #1
October 7, 2003
QUESTION
The following data gives the amount of time (in hours) that 40 college students devoted to leisure activities
during a typical school week:
10 12 14 14 14 15 16 17
17 18 18 19 20 21 21 22
22 23 23 23 23 24 24 24
2
MATH 264 QUIZ # 5
May 12, 2003
Name & Surname
ID Number
Section
Signature
:
:
:
:
IMPORTANT
Please read the question(s) carefully! DO NOT use extra paper!
You are NOT allowed to exchange calculators.
Turn OFF your mobile phones.
QUESTION(S)
Q1) (2 poin
April 16, 2003
Name:
MATH 264 Section 3
Quiz #3
Question
The manager of a stockroom in a factory has constructed the following probability
distribution for the daily demand (number of times used) for a particular tool.
y
P(Y=y)
0
0.2
1
0.5
2
0.3
a) Find m
MATH 264 QUIZ # 6
May 14, 2003
Name & Surname
ID Number
Section
Signature
:
:
:
:
IMPORTANT
Please read the question(s) carefully!
Show all your work. Correct answers without sucient explanation WILL NOT get full
(or partial) credit.
You may use the ot
MATH 264 QUIZ # 6
May 14, 2003
Name & Surname
ID Number
Section
Signature
:
:
:
:
IMPORTANT
Please read the question(s) carefully!
Show all your work. Correct answers without sucient explanation WILL NOT get full
(or partial) credit.
You may use the ot
MATH 264 QUIZ # 5
May 12, 2003
Name & Surname
ID Number
Section
Signature
:
:
:
:
IMPORTANT
Please read the question(s) carefully! DO NOT use extra paper!
You are NOT allowed to exchange calculators.
Turn OFF your mobile phones.
QUESTION(S)
Q1) (2 poin
MATH 264 QUIZ # 3
April 16, 2003
Name & Surname
ID Number
Section
Signature
:
:
:
:
IMPORTANT
Please read the question(s) carefully!
Show all your work. Correct answers without sucient explanation WILL NOT get full
(or partial) credit.
You may use the
MATH 264 QUIZ # 3
April 16, 2003
Name & Surname
ID Number
Section
Signature
:
:
:
:
IMPORTANT
Please read the question(s) carefully!
Show all your work. Correct answers without sucient explanation WILL NOT get full
(or partial) credit.
You may use the
MATH 264 QUIZ # 2
April 9, 2003
Name & Surname
ID Number
Section
Signature
:
:
:
:
IMPORTANT
Please read the question(s) carefully!
Show all your work. Correct answers without sucient explanation WILL NOT get full
(or partial) credit.
You may use the o
MATH 264 QUIZ # 1
QUESTION(S)
Q1) A sociologist is studying the cultural habits of a primitive society. The following data
represents the age of the woman at the time of her rst marriage:
14
20
25
21
26
22
14
24
13
19
15
15
24
14
30
14
16
18
35
13
14
17
1
MATH 264 QUIZ # 2
April 9, 2003
Name & Surname
ID Number
Section
Signature
:
:
:
:
IMPORTANT
Please read the question(s) carefully!
Show all your work. Correct answers without sucient explanation WILL NOT get full
(or partial) credit.
You may use the o
April 21, 2003
MATH 264 HOMEWORK #3
Due on April 28, 2003, Monday
1) The probability that a woman shopping in a certain department store will visit the
womens apparel department is 0.35, the probability that she will visit the childrens
apparel department
MATH 264 QUIZ # 1
QUESTION(S)
Q1) The following data represents the scores of a statistics test:
1
2
3
4
5
6
7
8
9
8
0
6
6
7
6
8
9
7
3
4
9
8
5
5
1
9
2
8
2
Using ve classes construct a frequency distribution table. Include cumulative and relative frequenci
MATH 264 QUIZ#5
December 25, 2003
Name & Surname
ID Number
Signature
Section
:
:
:
:
IMPORTANT
Please read the question(s) carefully!
Show all your work. Correct answers without sucient explanation WILL NOT get full (or partial)
credit.
You may use the
MATH 264
2nd Midterm
May 1, 2003
17:40-19:10
Question 1. A pair of dice is rolled for a certain game at a certain casino. Let X be the
sum of the numbers that a pair of dice face up.
(10 Pt) a) Find the probability distribution function of X for a single
1
MATH 264
1st Midterm
March 20, 2003
17:40-19:10
Question 1. The following data set is the number of dollars a sample of 30 people
spent in one year on books.
90 91 93 98 103 104 109 110 110 111
116 117 118 119 120 123 127 132 136 150
153 156 160 162 170
MATH 264 - MAKE UP EXAM
May 29, 2003
Name & Surname
ID Number
Signature
Section
:
:
:
:
QUESTIONS
1. Three teams, A, B, and C, enter a round-robin tournament. (Each team plays
2 games, 1 against each of the possible opponents. The winner of the tournament
MATH 264 QUIZ#6
January 9, 2004
Name & Surname
ID Number
Signature
Section
:
:
:
:
IMPORTANT
Please read the question(s) carefully!
Show all your work. Correct answers without sucient explanation WILL NOT get full (or partial)
credit.
You may use the o
MATH 264
Final Exam
May 26, 2003
15:00-16:40
Surname
Name
ID #
Department
Section
Instructor
:
:
:
:
:
:
The exam consists of 5 questions of equal weights.
Please read the questions carefully and write your answers under the corresponding questions. Be
MATH 264 QUIZ#5
December 26, 2003
Name & Surname
ID Number
Signature
Section
:
:
:
:
IMPORTANT
Please read the question(s) carefully!
Show all your work. Correct answers without sucient explanation WILL NOT get full (or partial)
credit.
You may use the
MATH 264 QUIZ#6
January 8, 2004
Name & Surname
ID Number
Signature
Section
:
:
:
:
IMPORTANT
Please read the question(s) carefully!
Show all your work. Correct answers without sucient explanation WILL NOT get full (or partial)
credit.
You may use the o