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Running head: RISK FACTORS OF ALCOHOLISM
Alcoholism is very common and also has many risk factors. According to Carlos,
Alcohol-related problems range from mild to fatalIt intricately connected with other social
issues like crime, homeless
1. True or False. Type B personalities are more outgoing and relax than Type A personality.
2. True or False .Personality trait is an enduring quality, like being shy or outgoing
3. Multiple Choice
Which is NOT a disadvantage of an p
Project 2: Analyze a Study
Your second project in AP Stats deals with a published report of statistical study. You will need to do
some research for this project and present this in a written report
Find an article or story in a newspaper
UMUC Custom Text (adapted from McClave 9/e)
Business Statistics STAT 230, Custom Edition for UMUC (bundled w/ Student Solutions
Pearson Custom Publishing
Continuous Probability Distributions:
Author: Atul Roy
There are 5 employees in a unit.
# of employees present in a unit on a given day
such a random variable is called discrete random variable
THE REVISIONS ARE INDICATED BY THE RED UNDERLINES.
Please read the chapters3 and4.
We are going to review
concepts with the use of simple
If we roll an ordinary six faced die, what is the probability that
Author Atul Roy
Measures of Center and Spread
Now that we have learned a few ways of displaying and organizing a data, the
following examples will help you review the methods of summarizing a data set
with a few numbers.
Author: Atul Roy
Remember to read the definitions of
Numerical or Quantitative Data
Categorical or Qualitative data
Distribution of the data
Organization and Display of Numerical Data
A: Read the Lesson1
B: Read the topics
In the Module 1
C: Participate in the Conference 1
D: Work on the Assignment #1
A: Read the Lesson2
Sept 12- B: Read the topics
by Sep 17
The distribution of the sample means.
In this lesson, we shall consider the cases where the population is at least 20 times
larger than the size of the sample.
If we take a simple random sample of size 30 from the employees
of a large corpora
I am going to go over the procedures for making boxplots
and histogram with the use PHSTAT.
I am going to go over just the procedure and am not
discussing any explanations of the output in this note.
We are going to look at Excel files of the Billionaires
An auto insurance agency was in investigating accident rates for
drivers in different age groups. The following contingency provides
a joint probability distribution for drivers by age group and the
Number of accidents
in past three years
An airport limo service has experienced that the probability that a passenger with conform booking will
actually use the service is 0.93
An van of the service can carry 8 passengers.
The van is fully booked.
If the passenger decisions are indepen
1. A) Two balanced dice are rolled to see the number of dots facing up.
Find the probability of observing
six dots on both the dice.
six dots on the first die or six dots on the second die.
Let us look at another tool that will help as compare population
proportions for more than two populations.
Chi Square Distribution Introduction and Applications
Atul N Roy
The Chi Square distribution is a probability distribution, where the
Comparing two populations
These notes relate with the chapter 9 of your text book.
AUTHOR: ATUL ROY
We are going to look at comparison of two population means. We shall do very basic level calculations,
to understand the idea because in practice mostly su