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School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
Course: Statistical Methods I
Statistical Methods I Kelsi Hayden Assignment 4 15 September 2013 Probability and Distributions 4.16 This exercise examines the population distribution in the U.S. based on race/ethnicity and blood type as reported by the American Red Cross. This exercise
School: Oklahoma State
Course: Statistical Methods I
Assignment 10 Statistical Methods I Kelsi Hayden 29 October 2013 Additional Problem 1: The researcher hypothesizes that on average men are taller than women. This is the null hypothesis. The alternative hypothesis would, in turn, be that men are not talle
School: Oklahoma State
Course: Statistical Methods I
Assignment 6 Statistical Methods I Kelsi Hayden 1 October 2013 4.64 This problem examines finding probabilities for a normal random variable with mean equal to 100 and standard deviation equal to 8. a) P(y > 100) = 50% = 1 F(100) = 1 (Phi) (100-100/8) = 1
School: Oklahoma State
Course: Statistical Methods I
Kelsi Hayden Ole Forsberg STAT 4053 23 September 2013 Assignment 5 Probability and Distributions 4.38 This problem examines a situation in which police officers are observing traffic. My main concerns are making the distinction between discrete and contin
School: Oklahoma State
Course: Statistical Methods I
Statistical Methods I Assignment 12 Solutions Kelsi Hayden Additional Problem 2: (1): p-value = 0.05689 (2): p-value = 2.728e-10 (3): p-value = 0.1094/2 = 0.0547 (4): p-value = 1.116e-09/2 (5): p-value = 2.2e-16/2 Additional Problem 3: (1): p-value = 0.05
School: Oklahoma State
Course: Statistical Methods I
Statistical Methods I Assignment 13 Solutions Kelsi Hayden Additional Problem 1: a) 1505 feet. b) 4.669047 c) -0.3750745 Additional Problem 2: a) -1.247059 b) 1.016827 c) 7.232e-12 Additional Problem 3: a) Romania b) Slavakia c) 0.02 d) p-value: 0.6984 e)
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
Course: Statistical Methods I
Statistical Methods I Kelsi Hayden Assignment 4 15 September 2013 Probability and Distributions 4.16 This exercise examines the population distribution in the U.S. based on race/ethnicity and blood type as reported by the American Red Cross. This exercise
School: Oklahoma State
Course: Statistical Methods I
Assignment 10 Statistical Methods I Kelsi Hayden 29 October 2013 Additional Problem 1: The researcher hypothesizes that on average men are taller than women. This is the null hypothesis. The alternative hypothesis would, in turn, be that men are not talle
School: Oklahoma State
Course: Statistical Methods I
Assignment 6 Statistical Methods I Kelsi Hayden 1 October 2013 4.64 This problem examines finding probabilities for a normal random variable with mean equal to 100 and standard deviation equal to 8. a) P(y > 100) = 50% = 1 F(100) = 1 (Phi) (100-100/8) = 1
School: Oklahoma State
Course: Statistical Methods I
Kelsi Hayden Ole Forsberg STAT 4053 23 September 2013 Assignment 5 Probability and Distributions 4.38 This problem examines a situation in which police officers are observing traffic. My main concerns are making the distinction between discrete and contin
School: Oklahoma State
Course: Statistical Methods I
Statistical Methods I Assignment 12 Solutions Kelsi Hayden Additional Problem 2: (1): p-value = 0.05689 (2): p-value = 2.728e-10 (3): p-value = 0.1094/2 = 0.0547 (4): p-value = 1.116e-09/2 (5): p-value = 2.2e-16/2 Additional Problem 3: (1): p-value = 0.05
School: Oklahoma State
Course: Statistical Methods I
Statistical Methods I Assignment 13 Solutions Kelsi Hayden Additional Problem 1: a) 1505 feet. b) 4.669047 c) -0.3750745 Additional Problem 2: a) -1.247059 b) 1.016827 c) 7.232e-12 Additional Problem 3: a) Romania b) Slavakia c) 0.02 d) p-value: 0.6984 e)
School: Oklahoma State
Course: Statistical Methods I
Statistical Methods I Assignment 14 Solutions Kelsi Hayden Additional Problem 1: a) 70.3668 b) 548.1643 c) -3.0643 d) Additional Problem 2: a) -1.093622 b) 4.792165 c) 0.5922165 d) Appendix: R Code # Assignment 14 #Importing and naming the datafile crime
School: Oklahoma State
Course: Statistical Methods I
Statistical Methods I Assignment 11 Solutions Kelsi Hayden R for Starters Chapter 7 Problem 10 I would like to test if the average property crime rate in 1990 across the four census regions is the same. My null hypothesis is that they are, my alternative
School: Oklahoma State
Course: Statistical Methods I
Statistical Methods I Kelsi Hayden Assignment 1 Statistics and The Scientific Method 1.2 This problem re-examines the example the class worked through together dealing with the average Oklahoma State University student. a. The population that is of intere
School: Oklahoma State
Course: Statistical Methods I
Statistical Methods I Kelsi Hayden Assignment 3 Collecting Data 2.3 This problem is an example of one with confounding variables that can invalidate conclusions. The problem explains a newspaper columnists suggestion that the lack of advanced mathematics
School: Oklahoma State
Course: Engineering Statistics
PROBABILITY I Test 2 - review topics August 5, 2008 1. Random variables (a) Random variables - real valued functions X on the sample space S , i.e. X : S R. Cumulative distribution function is dened as: F (x) = P cfw_X x, < x < . 2. Discrete random varia
School: Oklahoma State
Course: Engineering Statistics
Some continuous and discrete distributions Table of contents I. Continuous distributions and transformation rules. A. Standard uniform distribution U [0, 1]. B. Uniform distribution U [a, b]. C. Standard normal distribution N (0, 1). D. Normal distributio
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
School: Oklahoma State
Course: Engineering Statistics
PROBABILITY I Test 2 - review topics August 5, 2008 1. Random variables (a) Random variables - real valued functions X on the sample space S , i.e. X : S R. Cumulative distribution function is dened as: F (x) = P cfw_X x, < x < . 2. Discrete random varia
School: Oklahoma State
Course: Engineering Statistics
Some continuous and discrete distributions Table of contents I. Continuous distributions and transformation rules. A. Standard uniform distribution U [0, 1]. B. Uniform distribution U [a, b]. C. Standard normal distribution N (0, 1). D. Normal distributio
School: Oklahoma State
Course: Engineering Statistics
M 362 Probability Lecture Notes August 11-15, 2008 Sasha Kocic 1 6.3 Sums of independent random variables X and Y are independent continuous random variables with probability density functions fX and fY . FX +Y (a) = P cfw_X + Y < a = fX (x)fY (y ) dx dy
School: Oklahoma State
STAT Learning objectives 1. Recognize a random phenomenon and understand the idea of probability as long term relative frequency 2. Identify a sample space for a random phenomenon 3. Use in simple problems the basic laws of probability 4. Calculate the pr
School: Oklahoma State
STAT Learning objectives Express a random outcome as the value of a random variable and recognize whether the random variable is discrete or continuous Recognize that probability is represented by height in the graphs of distributions of discrete random v
School: Oklahoma State
1. As part of a survey of college students a researcher is interested in the variable class standing. She records a 1 if the student is a freshman, a 2 if the student is a sophomore, a 3 if the student is a junior, and a 4 if the student is a senior. The
School: Oklahoma State
Course: Statistical Methods I
Statistical Methods I Kelsi Hayden Assignment 4 15 September 2013 Probability and Distributions 4.16 This exercise examines the population distribution in the U.S. based on race/ethnicity and blood type as reported by the American Red Cross. This exercise
School: Oklahoma State
Course: Statistical Methods I
Assignment 10 Statistical Methods I Kelsi Hayden 29 October 2013 Additional Problem 1: The researcher hypothesizes that on average men are taller than women. This is the null hypothesis. The alternative hypothesis would, in turn, be that men are not talle
School: Oklahoma State
Course: Statistical Methods I
Assignment 6 Statistical Methods I Kelsi Hayden 1 October 2013 4.64 This problem examines finding probabilities for a normal random variable with mean equal to 100 and standard deviation equal to 8. a) P(y > 100) = 50% = 1 F(100) = 1 (Phi) (100-100/8) = 1
School: Oklahoma State
Course: Statistical Methods I
Kelsi Hayden Ole Forsberg STAT 4053 23 September 2013 Assignment 5 Probability and Distributions 4.38 This problem examines a situation in which police officers are observing traffic. My main concerns are making the distinction between discrete and contin
School: Oklahoma State
Course: Statistical Methods I
Statistical Methods I Assignment 12 Solutions Kelsi Hayden Additional Problem 2: (1): p-value = 0.05689 (2): p-value = 2.728e-10 (3): p-value = 0.1094/2 = 0.0547 (4): p-value = 1.116e-09/2 (5): p-value = 2.2e-16/2 Additional Problem 3: (1): p-value = 0.05
School: Oklahoma State
Course: Statistical Methods I
Statistical Methods I Assignment 13 Solutions Kelsi Hayden Additional Problem 1: a) 1505 feet. b) 4.669047 c) -0.3750745 Additional Problem 2: a) -1.247059 b) 1.016827 c) 7.232e-12 Additional Problem 3: a) Romania b) Slavakia c) 0.02 d) p-value: 0.6984 e)
School: Oklahoma State
Course: Statistical Methods I
Statistical Methods I Assignment 14 Solutions Kelsi Hayden Additional Problem 1: a) 70.3668 b) 548.1643 c) -3.0643 d) Additional Problem 2: a) -1.093622 b) 4.792165 c) 0.5922165 d) Appendix: R Code # Assignment 14 #Importing and naming the datafile crime
School: Oklahoma State
Course: Statistical Methods I
Statistical Methods I Assignment 11 Solutions Kelsi Hayden R for Starters Chapter 7 Problem 10 I would like to test if the average property crime rate in 1990 across the four census regions is the same. My null hypothesis is that they are, my alternative
School: Oklahoma State
Course: Statistical Methods I
Statistical Methods I Kelsi Hayden Assignment 1 Statistics and The Scientific Method 1.2 This problem re-examines the example the class worked through together dealing with the average Oklahoma State University student. a. The population that is of intere
School: Oklahoma State
Course: Statistical Methods I
Statistical Methods I Kelsi Hayden Assignment 3 Collecting Data 2.3 This problem is an example of one with confounding variables that can invalidate conclusions. The problem explains a newspaper columnists suggestion that the lack of advanced mathematics
School: Oklahoma State
Course: Mathmatical Statics
Fall 2007 STAT 4203 Homework 3 Due on October 1, 2007 before class 1. The PH of water samples from a specific lake is a random variable Y with the following density function: c ( y - 7) 2 , 5 y 7 f ( y) = elsewhere. 0, a. Find the value of c th