Stat 3011
Fall 2014
Exam 1 (A)
Time Limit: 60 Minutes
Name (Print):
Solution
Student ID:
Solution
Instructions:
Do not begin or turn this page until you are instructed.
Enter all requested informati
STAT3011 Spring 2015
Homework 1
Chapters covered: 1, 2, 4
1.24: a, b, c, and
d) What type of variable is the students answer to researchers question: On how many days
in the past week did you consume
Stat 3011
Fall 2014
Exam 1 (A)
Time Limit: 60 Minutes
Name (Print):
Student ID:
Instructions:
Do not begin or turn this page until you are instructed.
Enter all requested information on the top and
Stat 3011
Fall 2014
Exam II (A)
Time Limit: 60 Minutes
Name (Print):
Student ID:
Instructions:
Do not begin or turn this page until you are instructed.
Enter all requested information on the top and
Stat 3011
Homework 4 Solutions - Page 1 of 8
Fall 2015
STAT 3011 Homework #4 Solutions
Chapter covered: 7
Problem I. Non-R problems
1. 7.10 (p. 316)
Solution:
a. When n = 100, the standard deviation o
STAT3011 Fall 2015
Assignment 3
Due: Oct 4, 2015
Chapter covered: 6
6.6
a. The chance of picking the winning ticket in Pick 3 is
1
1
10
1
or 0.001.
10
1
=
10
1000
b. Ohio Pick 3
X=Winning
Prob.
$0
0.9
STAT3011 Fall 2015
Assignment 2
Due: September 27, 2015
Chapter covered: 5
1. Consider a random number generator designed for equally likely outcomes.
That is, each random digit between 0 and 9 has an
STAT3011 Fall 2015
Homework 1
Chapters covered: 1, 2, 4
1.24: a, b, c, and d) What type of variable is the students answer to researchers question
On how many days in the past week did you consume at
Stat 3011
Lab 5 - Page 1 of 3
Fall 2015
STAT 3011 Lab #5
Problem I. Use the following code to access data from the Getting To Know You Survey that was
conducted. Note that there is a file, Getting To
Case:Mendel Paper Company
Mendel Paper Company produces four basic paper product lines at one of its plants: computer paper, napkins, place mats, and
poster board. Materials and operations vary accord
Relative Frequency
Population Mean:
5
Histogram of all Sample Values
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
-10
-5
0
Sample Size:
Degrees of Freedom:
:
Confidence Level:
Critical t Value:
Number of C.I.'s Cont
R version 3.1.2 (2014-10-31) - "Pumpkin Helmet"
Copyright (C) 2014 The R Foundation for Statistical Computing
Platform: x86_64-apple-darwin10.8.0 (64-bit)
R is free software and comes with ABSOLUTELY
Team Gender Amount of games played amount of goals scoredArsenal FC M 20 31Aston Villa M 20 20Cardiff M 20 20Chelsea M 20 42Crystal Palace M 20 20Everton M 20 35Fullham M 20 30Hull City M 20 21Liverpo
A (very) Brief Guide to Using R
1
Downloading R
1. Go to the website www.r-project.org
2. Go to the CRAN link on the left and choose a location to download from (a mirror).
Someone once told me to cho
HOMEWORKASSIGNMENT#4
7.4
A. PopulationDistribution=
X(0)=0.75&X(1)=0.25
B. mean=p,p=0.25thereforemean=0.25
C. SqRoot[0.25(10.25)/50]=.061
D. Thismeansthatinrandomsamplesof50people,thesampleproportionw
9.4,
Let population mean GPA =mu
Null hypothesis H0: mean GPA mu =3.05
Alternative hypothesis Ha:mean GPA mu not equal to 3.05
9.5 a, It is an alternative hypothesis because If the therapy has no effe
PRACTICALASSIGNMENTPART1
1.) Tell us what your idea is and why you have chosen to pursue this idea.
Our idea is to find out if men or women soccer teams score more goals over
a year period. We both de
Notes for Statistics 3011
University of Minnesota
Spring 2015
Notes accompany the Third Edition of
Statistics: The Art and Science of Learning From Data
by Alan Agresti and Christine Franklin
Contents
R Reference Guide
This R guide was put together in order to provide a quick reference guide to those who
plan to use R in STAT 3011. We focus here just on the types of things you will need to
do in th
Team
Gender
Amount of games played
Amount of goals scored
Arsenal FC M
20
31
Aston Villa M
20
20
Cardiff
M
20
20
Chelsea
M
20
42
Crystal Palace
M
20
20
Everton
M
20
35
Fullham
M
20
30
Hull City
M
20
2