MA240 Week 6 Report Discrete Distributions; Introduction to Continuous
Data
Name:
Student Number:
Lab:
Fall 2012
1. [3 marks] For each of the following, state the distribution for the random variable X (binomial, hypergeometric,
poisson, or continuous). B
MA240 Week 9 Report Bi-Variate Distributions
Name:
Student Number:
Lab:
Fall 2012
1. [5 marks] Consider the discrete joint probability mass function of X and Y that has the following distribution.
f (1; y)
f (x; 1)
0:08
f (x; 2)
0:04
f (x; 3)
0:08
f (x; 4
MA240 Week 3 Report Probability Continued
Name:
Student Number:
Lab:
Fall 2012
Please show all steps in the solutions to the following problems. Insuf cient justi cation will result in a loss of
marks.
1. [5 marks] Ten Engineers are to begin working on th
MA240 Week 2 Report Probability I: Basic Concepts, Counting,
Frequencies
Name:
Student Number:
Lab:
Fall 2012
Please show all steps in the solutions to the following problems. Insuf cient justi cation will result in a loss of
marks.
1. [5 marks] Consider
MA240 Week 7 Report Continuous Distributions
Name:
Student Number:
Lab:
Fall 2012
1. [10 marks] The daily cost C; in dollars, of maintaining a particular machine is a continuous random variable
whose probability density function is given by:
2
f (c) =
if
Supplementary Notes on Inference for Proportions
Suppose we are interested in estimating a population proportion, denoted p. Examples
of this include the probability of observing a certain outcome from an experiment, or the
probability that a randomly sel
Supplementary Problems I - MA240
1
1. ([5], Ex 2.38-pg63)
An electrical system consists of four components as illustrated in the gure below.
The system works if components A and B work and either of the components C or D
work. The reliability (probability
Supplementary Problems II - MA240
1
1. ([4], 4.38)
If E[X] = 1 and V ar[X] = 5, nd
a) E[(2 + X)2 ]
b) V ar[4 + 3X]
2. ([1], Part 4 Ex 4)
A Human Resource Manager is required to submit 1-5 dierent forms, depending on
the particular situation. Let X be the
Fall Term, 2013
Name: 50Lu77o/u .3
WILFRID LAURIER UNIVERSITY
Waterloo, Ontario
MA240 a Introduction to Probability and Statistics
Midterm October 30, 2013
Instructor: Dr: D. iVooUbrd
Time Allowed: 80. reneries
Total Value: 65 mar/ts
Number of P
Supplementary Problems I - MA240
Solutions Set * 1. ([5],- EX 2.38~pg63)
An electrical system consists of four omponents as illustrated in the gure below,
The system works if components A an B work and either of the components C or D
work. The reliabil
MA240 Week 4 Report Dicrete Random Variables and Descriptive Statistics
Name:
Student Number:
Lab:
Fall 2012
1. [7 marks] Each of three identical jewelry boxes has two drawers. In each drawer of the rst box there is a gold
watch. In each drawer of the sec