Statistics
Lab Chapter 7
(Confidence Intervals are from Chapter 6 but are incorporated here)
Write the null and alternative in terms of the appropriate parameter
(ex. H0: = 10 or H0: p = 0.5 ). Clearly identify all pieces requested.
1.
A study addressed t

Statistics
Lab Chapters 1
Describing, Exploring, and Comparing Data
Put answers on this paper, attach work in order if necessary, you may copy graphs
from StatCrunch and paste into this document. Refer to Getting Basic Stats on
Calculator, StatCrunch, and

Statistics
Lab Chapters 2
Describing, Exploring, and Comparing Data
Put answers on this paper, attach work in order if necessary, you may copy graphs
from StatCrunch and paste into this document. Refer to Getting Basic Stats on
Calculator, StatCrunch, and

Statistics
Lab Chapter 5
The Normal Distribution (chpt.5)
1.
In this experiment we will illustrate the central limit theorem with a large sample
size. This experiment uses StatCrunchs ability to randomly generate integers in
such a way that the integers a

Statistics
Lab Chapter 3
Probability and Simulation
1.
Simulate 1000 births by randomly generating 1000 integers between 0 and 1.
In StatCrunch: Data, then Simulate Data, select Discrete Uniform, 1000
rows, 1 column, minimum value of 0 and maximum value o

Statistics
Lab Chapter 4
Probability and Simulation
1.
In this experiment we test the Law of Large Numbers which states that as an
experiment is repeated again and again, the empirical probability of success
tends to approach the actual probability. We wi

University of New Mexico
Homework I (Due Thursday, June 18)
Elements of Mathematical Statistics and Probability Theory
Stat 345 (Section 01), Summer 2015
Instructor: Huan Jiang
Office: SMLC Room 317
Classroom: Dane Smith Hall 325
Office Hours: R 12:30 -3:

University of New Mexico
Homework I (Due Thursday, June 18)
Elements of Mathematical Statistics and Probability Theory
Stat 345 (Section 01), Summer 2015
Instructor: Huan Jiang
Office: SMLC Room 317
Classroom: Dane Smith Hall 325
Office Hours: R 12:30 - 3

University of New Mexico
PRACTICE PROBLEMS FOR EXAM-II
Elements of Mathematical Statistics and Probability Theory
Stat 345 (Section 01), Summer 2015
Instructor: Huan Jiang
(1) Consider a continuous random variable X with the density function
(
ke2x , if x

Aha! More bins!
A common recommendation from statisticians regarding histograms is the
following: Always increase and lower the number of bins until you get a
histogram that you feel best describes the distribution of your data.
We can also set the breaks

Alicia Montoya
STAT 345.01
July 24, 2015
The Importance of Statistics: A Report on Florence Nightingale David
What many people dont know is that Statistics can help us throughout our lives. Without
Statistics, many things would have gone awry and we would

Sample question: Create a relative frequency histogram for the following test scores: 99, 97, 94, 88,
84, 81, 80, 77, 71, 25.
Step 1: Draw and label your x and y axis. For this example, the x-axis would be labeled score
and the y-axis would be labeled rel

University of New Mexico
Homework III (Due Thursday, July 23)
Elements of Mathematical Statistics and Probability Theory
Stat 345 (Section 01), Summer 2015
Instructor: Huan Jiang
Classroom: Dane Smith Hall 325
Office Hours: Thursday 12:30 - 3:00 PM or by

University of New Mexico
PRACTICE PROBLEMS FOR EXAM-I
Elements of Mathematical Statistics and Probability Theory
Stat 345 (Section 01), Summer 2015 (Instructor: Huan Jiang)
(1) Consider an experiment of rolling a single die. Let A be the event that the nu

University of New Mexico
NOTES on counting for STAT 345 (Section 01)
Elements of Mathematical Statistics and Probability Theory
Summer 2015
Instructor: Huan Jiang
Office: SMLC Room 317
Classroom: Dane Smith Hall 325
Office Hours: R 12:30 -3:30 PM or by an