IIK UNIVERSITY
Department of Industrial Engineering
Spring 2008
IE256 Engineering Statistics
Homework 1
Problems from Textbook:
1.6
1.18
1.25
8.6
8.14
8.25
8.27
8.31
8.33
8.36
You may use a statistica
IE 256 - Homework 1
Q.1. (a) Plot the cumulative distribution function
0 for x 0,
F (x) = x3 for 0 < x < 1,
1 if x 1.
(b) Determine the corresponding density function f (x) in the three regions (i)
x
IE 256 - Homework 2
Q.1. A certain type of thread is manufactured with a mean tensile strength of 76.3
kilograms and a standard deviation of 5.6 kilograms. Assume a sample of 100 items
is obetained. W
Sampling Distributions
IIKIE
The field of statistical inference is basically concerned with
generalizations and predictions, some examples of which are given
below:
based on opinions of several peopl
Sample Space
IIKIE
Definition 2.1: The set of all possible outcomes of a statistical
experiment is called the sample space and is represented by the
symbol S.
Example: The sample space of possible out
Scientific Data and Inferential Statistics
IIKIE
Statistical methods are used in manufacturing, development of food
products, computer software, pharmaceutical, and many other areas
that involve the g
Sampling Distributions
IIKIE
The field of statistical inference is basically concerned with
generalizations and predictions, some examples of which are given
below:
based on opinions of several peopl
IIK UNIVERSITY
Department of Industrial Engineering
Spring 2008
IE256 Engineering Statistics
Homework 4
Due Date: May 15, Thursday
Problems from Textbook:
10.4
10.6
10.10
10.15
10.19
10.22
10.29
10.34
IIK UNIVERSITY
Department of Industrial Engineering
Spring 2008
IE256 Engineering Statistics
Homework 3
Due Date: April 29, Thursday
Problems from Textbook:
9.5
9.9
9.15
9.29
9.43
9.49
9.65
9.69
9.71
IIK UNIVERSITY
Department of Industrial Engineering
Spring 2008
IE256 Engineering Statistics
Homework 2
Due Date: March 27, Thursday
Problems from Textbook:
8.42
8.43
8.49
8.52
8.54
8.59
8.67
8.68
8.7
IE 256 - Homework 3
Q.1. A coin is tossed 400 times. Use the normal-curve approximation to nd the probability of obtaining
(a) between 190 and 215 heads inclusive.
(b) exactly 203 heads.
(c) less than