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JMU - MATH - 220
Confidence Intervals: Continued In general: Bigger Confidence -> Bigger Interval Bigger Sample Size -> Smaller Interval If you want to have a lot of confidence, but not a huge interval, increase the sample size. Examples: For each of the following st
JMU - MATH - 220
8.3: Significance Tests about Means To test the hypothesis H0: = hypothesized mean, we will compute a t statistic x t s/ n The approximate P-value for this test is found using a t random variable with degrees of freedom df = n-1. H0: = hypothesize
JMU - MATH - 220
SPSS Assignment 1 Due Thursday September 20, 20071) Open the document labeled "classdata". 2) For the variable ,politics, construct a bar chart. (Frequency) 3) Using the variable ,gender, construct a pie chart. (Percent) 4) Using the variable ,heig
JMU - MATH - 220
SPSS 15 Tutorial 1. Pie Chart Graphs -> Interactive -> Pie Frequency (or Count) or Percent should be on the vertical axis and the variable should be on the horizontal axis. 2. Bar Chart Graphs -> Interactive -> Bar Frequency (or Count) or Percent sho
JMU - MATH - 220
7.3: How Can We Construct a Confidence Interval to Predict a Population Mean One-sample z Confidence Interval for : The general formula for a confidence interval for a population mean when 1. x = is the sample mean from a random sample. 2. the sampl
JMU - MATH - 220
Quiz: A professor regularly gives multiple choice quizzes with 5 questions. Over time, he has found the distribution of the number of wrong answers on his quizzes is as followsx 0 1 2 3 4 5x 0 1 2 3 4 5 Variance of a discrete random variable x: St
JMU - MATH - 220
6.1 How Can We Summarize Possible Outcomes and Their Probabilities? Random Variable its value is a numerical outcome of a random phenomenon. We use letters such as X and Y to denote a RV. Examples: Toss a coin 10 times, record number of heads. Roll
JMU - MATH - 220
SPSS Assignment 2 Due October 9, 20071) Open the document labeled "classdata". 2) Find the mean, median, and standard deviation for the high school GPAs (HSGPA). 3) Find the mean, median, and standard deviation for the college GPAs (GPA). 4) Find th
JMU - MATH - 220
Finding the Value of x Given a Proportion. Draw a picture, with the area given shaded on it. Look up the cumulative area in the middle of the z table, and look at the margins to find the zscore corresponding to that area. Use the z-score formula to s
JMU - MATH - 220
Math 220 Formula Sheetxs2sx n( x x) n 1s22x 2 x xE ( x) (x2 xx p( x) ) 2 p( x) ( x E ( x) 2 p ( x)yy 2 y ya bxa bx 2 a bx a bxa b b2 2 x xxzQ1 1.5(IQR) Q3 1.5(IQR)x x s|b|yy 2 ya1 x1 a2 x2 . an xna1 x1 a2 x2
UCSD - MATH - 20F
Matlab #1Leonard Harpster A06802204 C03 1/18/07Exercise 1.1log (20)/log (10) ans = 1.3010Exercise 1.2m takes three numbers such that it starts at the first number and adds that to the second number until it reaches the third number. The m func
UCSD - MATH - 20D
Exercise 3.1a)b)r = log(6.46/6.09) r= 0.0590Exercise 3.2a) P(-2) ans = 5.4124 > (P(-2)-5.28)/5.28*100 ans = 2.5069 > P(1) ans = 6.4600 > 100*(P(1)-6.46)/6.46 ans = 0 > 100*(P(3)-7.22)/7.22ans = 0.6760 > P(3) ans = 7.2688 b) P(9) ans = 10.35
UCSD - MATH - 20F
Exercise 2.1Exercise 2.2a)y ' = (exp( - x) - y) (exp( - x) + 1 + y) 43210y-1-2-3-4 -2 0 2 4 x 6 8 10Dfield draws the lines based on the initial condition I provided when I clicked somewhere on the graph. b) It's much easier to
UCSD - MATH - 20D
Matlab 4Leonard Harpster A06802204 C03Exercise 4.1Exercise 4.21.8 1.6 1.4 1.2 1 0.8 0.6 0.4 0.2 000.511.522.5a) At x = 1, y = 0.2850 for h = .1 and y = 0.3284 for h = .01 At x = 2, y = 1.4700 for h = .1 and y = 1.6467 for h = .01
UCSD - MATH - 20D
Exercise 6.1 a) B = [1.2, 2.5; 4, 0.7] B= 1.2000 2.5000 4.0000 0.7000 b) [eigvec, eigval] = eig(B) eigvec = 0.6501 -0.5899 0.7599 0.8075eigval = 4.1221 0 0 -2.2221 Exercise 6.2 a)b) >A = [1, -3; -2, -4] A= 1 -3 -2 -4 > [eigvec, eigval] = eig(A) e
UCSD - MATH - 20D
Matlab 1Leonard Harpster A06802204 20F C04Exercise 1.1 > l+e+o+n+a+r+d+h+a+r+p+s+t+e+r ans = 174 Exercise 1.2 > z = 25-(100-7*exp(5+cos(pi/3) z= 1.6378e+003 Exercise 1.3 > Fibonacci = [1 1 2 3;5 8 13 21;34 55 89 144;233 377 610 987] Fibonacci = 1
UCSD - MATH - 20D
Exercise 8.1 a) > Y = laplace(1,t,s) Y= 1/s> Y = laplace(sin(t)^2,t,s) Y= 2/s/(s^2+4) b) c) > Y = laplace(cos(t)^2,t,s) Y= 2/s/(s^2+4)*(1+1/2*s^2)
UCSD - MATH - 20D
Exercise 7.1 > taylor(exp(x), x, 8, 0) ans = 1+x+1/2*x^2+1/6*x^3+1/24*x^4+1/120*x^5+1/720*x^6+1/5040*x^7 Exercise 7.2 a) > soln = subs(y) soln = 1+2*x-1/2*x^2-1/3*x^3+1/24*x^4 b)50403020100-10-20 -5-4-3-2-1012345E
FSU - CHEM1,BIO - 1045, 2011
Andy Lindberg Acl07 CHM1045 section 23 Date performed: 10/3/07 Date turned in: 10/10/07 TA: Rabbih MakkiPurpose: This experiment is the culminating experiment for all these weeks of stoichiometric explorations. In our last experiment we explored a
FSU - CHEM1,BIO - 1045, 2011
Andy Lindberg Acl07 Paper Chromatography Course: 1045L Section 23 Date Performed: 11/7/07 Date turned in: 11/16/07 TA: Rabih MakkiPurpose: The purpose of this experiment was to see how dyes are composed chemically. We also did this lab to understan
FSU - CHEM1,BIO - 1045, 2011
Andy Lindberg Acl07 Calorimetry Experiment Course: 1045L Section 23 Date Performed: 10/17/07 Date turned in: 10/24/07 TA: Rabih MakkiPurpose: One of the main purposes of this lab is to get more acquainted using Hess's law and understanding the proc
FSU - CHEM1,BIO - 1045, 2011
Andy Lindberg Acl07 Molecular Structure Course: 1045L Section 23 Date Performed: 11/28/07 Date turned in: 12/5/07 TA: Rabih MakkiPurpose: The purpose of this experiment was to become more familiar with lewis structures. This lab also helped us to r
FSU - CHEM1,BIO - 1045, 2011
Andy Lindberg Redox Reaction Lab Date Performed: 10/10/07 Date Turned In: 10/17/07 Section: 23 Chm1045 TA: Rabih MakkiPurpose: The purpose of this Redox Reaction lab was to get acquainted using the multimeter and applying its findings towards other
St. Michael - RS - 101
Sullivan 1 Greg Sullivan Christianity Past and Present Prof. Rhodes April 6, 2008 A Visit to All Saints Episcopal Church Part I: The Site Itself For my off campus site visit, I attended the All Saints Episcopal Church located in South Burlington, VT
St. Michael - FS - 101
Greg Sullivan FS Peace and Justice 02 October 2007 Prof. Cernosia Civil Satyagraha A Comparison of Mahatma Gandhi and Henry David ThoreauThroughout history peacemakers have battled society in efforts to implement change for the better. Two of the m
St. Michael - FS - 101
Greg Sullivan FS Peace and Justice 28th November 2007 Prof. Cernosia A Modern Day Dorothy DayHaving a mother is something very special. Having a mother who can love you, your family, and still show her love to others is something incredible. This i
St. Michael - FS - 101
Greg Sullivan FS Peace and Justice 27 August 2007 Prof. Cernosia "Babette's Feast" Isak Dinesen's, "Babette's Feast" is truly a story from the human heart. The arrival of an ominous French woman to the ecclesiastic house of the two ladies of Berlevaa
St. Michael - FS - 101
Greg Sullivan FS Peace and Justice 5 November 2007 Prof. Cernosia The Head, Heart and Hand of Martin Luther King Jr.Prior to Nineteen Sixty Five and the civil rights movement, America faced a horrible trouble. The struggle of hatred between races p
RIT - IT - 101
Lab 8 Centos 5 OS load Lab ReportStudent Name: Brandon HowardDue: online beginning of Lab 9Each question is worth 10 points. Activity 3 Questions: 1. The option screen shows up during the boot process. What is the default OS? Windows 2000. 2. W
RIT - SCI - 101
Brandon Howard Stellar Astronomy 1. No9/15/07 Homework 12. A light year is the distance that light travels in one calendar year, approximately 9460730447581 km. 3. The observable universe is the portion of the universe that can be seen from earth
RIT - IT - 101
Lab 6 Parallel and Serial Communications Lab ReportStudent Name: Brandon HowardDue: online beginning of Lab 7Activity 1 (20 points) Draw the cable diagram of the mystery device. BE SURE to indicate the ID number of your device! Use the template
RIT - IT - 101
Homework 2 Video, Hard Drives and CommunicationsStudent Name: Brandon Howard Due: See your lecture instructorAssignment: Use this document as a template. Answer each section completely. You may use outside references to complete the questions. Ea
RIT - IT - 101
Lab 5 - Video Cards Lab ReportStudent Name: Brandon HowardDue: online beginning of Lab 6Instructions: As you complete each lab activity, answer the questions associated with that activity. At the end of the lab, you should have a much better und
RIT - IT - 101
Lab 3 Rational Interactive Tiny Lab ReportStudent Name: Brandon HowardDue: online beginning of Lab 4Each question is worth 20 points. 1. Why isn't assembly language programming used for large application development? In other words, what makes
RIT - IT - 101
Brandon Howard 3/23/07 Activity 1Cyber Self Defense Lab #1An attacker could exploit and alter your host file in multiple ways. One way would be by directly logging onto your computer and changing the contents of the host file. Another would be by
RIT - IT - 101
Homework 1 PC Components, Motherboards, CPUs and MemoryStudent Name: Brandon Howard Due: online at beginning of week 3 lecture Assignment: Use this document as a template. Answer questions completely and these questions may appear on exams or quizz
RIT - IT - 101
Lab 4 Memory Lab ReportStudent Name: Brandon HowardDue: online beginning of Lab 5Instructions: Based upon lecture, study guides and lab completion, students should be able to answer the following questions. Information in these questions is sub
RIT - IT - 101
Lab 7 Windows 2000 OS Load Lab ReportStudent Name: Brandon HowardDue: online beginning of Lab 8Each question is worth 5 points. Activity 1 Questions: 1. Where in Windows can you set the default Operating system to startup and the time before th
RIT - IT - 101
Brandon Howard 4/30/07Cyber Self Defense Lab #6 Write Up1. Explain your results (including the Pop-up message and the log file) after running the first nslookup with the firewall running. The pop-up from ZoneAlarm notified that it was denying the
RIT - IT - 101
Homework 3 Post & OS LoadPower on Self Test and Operating System LoadStudent Name: Brandon HowardDue: See your lecture instructorAssignment: This exercise is designed to make use of an interactive knowledge system. This system allows the user
RIT - IT - 101
Lab 9 Sound and Network Cards Lab ReportStudent Name: Brandon HowardDue: online beginning of Lab 10(practical) Overview: As you have completed the lab, you have seen how sound cards work, how network cards work at a basic level and some trouble
RIT - IT - 101
Lab 2 Lab Report Major Components inside a PCStudent Name: Brandon HowardDue: online beginning of Lab 3The Main board in the PC that you will be working with is a FIC FA-11 Motherboard with a P3 800 MHZ Processor. Using the resources at the en
RIT - IT - 101
Brandon Howard 3/31/07Cyber Self Defense Lab #2 Write Up1. What are the IP addresses of your machines? LEFT 10.141.4.41 RIGHT 10.141.4.42 2. List three missing patches and all missing service packs from each of the systems. Patched Machine 3 M
RIT - IT - 101
Brandon Howard 4/1/07Cyber Self Defense Lab #3 Write Up3. Run a complete sweep of your systems malware. What did you find? None 6. Run a complete scan of your PC1 system with Ad-Aware. What did you find? What was the TAC rating and that does it m
RIT - IT - 101
Brandon Howard 4/19/07Cyber Self Defense Lab #4 Write Up1. Podcasts - Listen to one of the following podcasts about virtualization and write a 300 word essay about how you might see virtualization benefiting your online experience. Please be spec
RIT - IT - 101
Brandon Howard 4/23/07Cyber Self Defense Lab #5 Write Up1. Explain a hidden volume versus a standard volume. In a standard volume there is left over empty free space that is filled with random information to make it seem like the file is full. In
RIT - IT - 101
Brandon Howard 3/27/07Cyber Self Defense Homework 1: Reconnaissance1. I chose Ford Motor Company as my organization to research. I found their information on Board of Directors, Officers, and Contact Information by accessing their website. I foun
RIT - SCI - 101
Brandon Howard 9-29-07Stellar Astronomy Homework #21. The local sky looks like a dome because it is the sky visible from one particular location on the Earth's surface and an observer can only see a little less than half the sky from point like t
Western Michigan - MDVL - 1450
MDVL 1450 M 3:00pm-5:15pm Assignment 1What are some of the faults of the Roman people according to Ammianus Marcellinus? The Roman People are arrogant and righteous. Even when they complete a small task they act as if they have done something great
Bluffton University - NSC - 106
Mesojedec 1 Melissa Mesojedec Sarah Lehman Human Biology Today February 22, 2008 GATTACA Response: A Genetically Modified World? A hot topic in today's society is genetically modified or altered children. The technology and information for genetic "t