STAT 4705: Homework 1
This homework is due on Friday, May 27th 11:59 am (noon). Please submit it on canvas
with a single PDF format file.
1. Describe if the following scenario is either a retrospective study, an observational study
or a designed experimen
STAT 4705: Homework 4
This homework is due on Friday, June 17th 11:59 am (noon). No late homework will be
accepted. Please submit it on canvas with a single PDF format file.
1. The daily amount of coffee, in liters, dispensed by a machine located in an ai
STAT 4705: Homework 1
This homework is due on Friday, June 3rd 11:59 am (noon). No late homework will be
accepted. Please submit it on canvas with a single PDF format file.
1. Consider the sample space S = cfw_copper, sodium, nitrogen, potassium, uranium,
STAT 4705: Homework 4
This homework is due on Friday, June 24th 11:59 am (noon). No late homework will be
accepted. Please submit it on canvas with a single PDF format file.
1. Find the moment generating function for X, with probability density function:
STAT 4705: Homework 3
This homework is due on Friday, June 10th 11:59 am (noon). No late homework will be
accepted. Please submit it on canvas with a single PDF format file.
1. From a box of 4 dimes and 2 nickels, 3 coins are selected at random without re
STAT 4705: Homework 6
This homework is due on Thursday, June 30th 11:59 am (noon). No late homework
will be accepted. Please submit it on canvas with a single PDF format file.
1. If X is a binomial random variable, show:
(a) P = X/n is an unbiased estimat
Stat 3704: Stats for Eng Apps
Low
4 hr
Low
8 hr
How about k factors
High
4 hr
High
8 hr
Huge number of
Eus are needed!
Terminology
Terminology
Factor the explanatory variables
Levels the specified values of each factor
Typically 2 or 3 levels
Often 2 leve
Stat 3704: Stats for Eng Apps
Chapter 7: Introduction to Factorial-Based
Experiments
Section 7.2 -
The Factorial Design
The treatment combinations for the full
factorial design consist of every possible
combination of the two levels for the k factors.
Th