An Introduction to Biostatistics
1
PROBABILITY DISTRIBUTIONS
INTRODUCTION
Random Variables: Variable whose actual value is determined by chance operations
o Denoted by X or Y
Two classes of random var
Chapter 1: Introduction to Data Analysis
You need to know:
a.
b.
c.
d.
e.
f.
Difference between Bayesian and frequentist school of statistics.
Definition of statistics
Science and the scientific metho
N
Emmy 35W, Homework 2
,pagc l a
Due: Friday, September 22, 2917 mm 10 m ofchssi)
'ty of sampling at random a sh that has a size between
the two values [x = u (0/2), x = u + (0/2)] used in parts a and
BIOL 2300
Biostatistics
Name_
Homework 1, page 1
Due: Wednesday, September 13, 2017 (first 10 min of class!)
Directions: Write a report of your answers on separate sheets of paper, taking care to
prep
Study problems from the book (3rd edition) for exam 1 are listed below. If you have the second edition
of the book notice that the answers uploaded include the questions. I know there is a lot of repe
CHAPTER 6
One-Sample Tests of
Hypothesis
6.1 Hypotheses Involving the Mean
( )
Example 6.1, page 155 (third edition)
6.2 Hypotheses Involving the
Variance (2)
Oftentimes the question asked about a sam
CHAPTER 6
One-Sample Tests of
Hypothesis
6.1 Hypotheses Involving the Mean
( )
Example 6.1, page 155 (third edition)
6.2 Hypotheses Involving the
Variance (2)
Oftentimes the question asked about a sam
CHAPTER 5
Introduction to hypothesis
testing
The most important definition you
will learn in hypothesis testing
A P value is the probability of observing data that is at
least as extreme as what we go
Tests of hypothesis Involving Two Samples
CHAPTER 7
Test of Hypothesis Involving Two Samples
We are typically sampling from two populations and we are
comparing their means or variances. In experiment
An Introduction to Biostatistics
1
INTRODUCTION TO DATA ANALYSIS
SCHOOLS OF STATISTICS
Frequentist: Probabilities have a frequency interpretation. Prior knowledge is not formally
incorporated into sta
An Introduction to Biostatistics
1
INTRODUCTION TO PROBABILITY
Probability is the foundation of statistics
DEFINITONS
Probability: Numerical measure of the likelihood of an event occurring (events who
BIOL 2300
Biostatistics
Name_
Homework 1, page 1
Due: Monday, February 5, 2018 (first 10 min of class!)
Directions: Write a report of your answers on separate sheets of paper, taking care to
prepare a
BIOL 2300
name:_
Last Name_First
Homework 4, page 1
Directions: Write a report of your answers on separate sheets of paper, taking care to
prepare a legible and organized report. Put your name on your
BIOL 2300 N ' '
Elementary Biostatistics, Homework 2, P386 2 an
(Write the last two digits of your 1000 student ID number with a decimal point in
between these two digits: '2 '6
Assume that this numb
Schools of statistics
CHAPTER 1
Introduction to Data Analysis
Frequentist: probabilities have a frequency interpretation. Prior
knowledge is not formally incorporated into statistical analyses
(parame
CHAPTER 5
The most important definition you will learn
in hypothesis testing
Introduction to Hypothesis Testing
A P value is the probability of observing data that is at
least as extreme as what we go
BI OL 23 00 H omework #6 Due Friday, N ovem ber 6, 2009
Imagine that you measured sprint speed for ten lizards e ach o f two sympatric species. Speed units are in em/sec. Pe rform a I-test using the d
BIOL2300-001 Homework #5 Due: Monday, October 19, 2009
Name:_ ID:_
Imagine that you were presented with a sample of 22 channel catfish from a population at Joe Pool Lake. The mean standard length for
BIOL2300-001 Homework #4 Due: Friday, October 9, 2009
Name:_ ID:_
Imagine that you were presented with a fish population. The mean standard length for this population is = 52.0 mm and the standard dev