Complex Statistics Problems with Elaborate Answers : Page - 37

Course Code   :  ITS-836

Course Title   :  Data Science and Big Data Analytics

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Keystroke Patterns Classification Using ARTMAP-FD Neural NetworkTask: Q1:The paper (Biggio, Battista, and Fabio Roli. "Wild patterns: Ten years after the rise of adversarial machine learning." Pattern Recognition84 (2018): 317-331.) Q2: The paper (Loy, C. C., Lai, W. K., & Lim, C. P. (2007, November). Keystroke patterns classification using the ARTMAP-FD neural network. In Third International Conference on Intelligent Information...

Course Code   :  C744

Course Title   :  data mining and visualization

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TaskTask: One of the most critical factors in customer relationship management that directly impacts a company’s longterm profitability is customer attrition. When a company can better predict if a customer is likely to cut ties, it can take a more targeted approach to mitigate customer turnover. In this task, you will use Python, SAS, or R to analyze data for a telecommunications company (see “Customer Data&...

Data Collection Visit the NASDAQ historical prices weblink. First, set the date range to be for exactly 1 year ending on the Monday that this course started. For example, if the current term started on April 1, 2018, then use April 1, 2017 – March 31, 2018. (Do NOT use these dates. Use the dates that match up with the current term.) Do this by clicking on the blue dates after “Time Period”. Next, click the “Apply” b...

BackgroundPart 1  Questions 1-5:  A study was conducted to look at the association between history of maternal consumption of water contaminated with manganese during pregnancy and pediatric impaired motor development at age 4.  Manganese is a metal often found in water from very deep wells.  You are concerned that people who can afford to have deep wells dug (those exposed) may be wealthier, and therefore, they may have b...

Study DesignThis homework covers Chapter 11, Related Sample t-tests. Each question is worth 1 point unless noted. Feel free to add in as much space as necessary to respond to problems. Show your work. Round your answers to 2 decimal places as needed. There are a total of 39 points in this assignment; it is worth 3% of your final grade, just like the other homework assignments.  1.For each study design below, choose whether it is a one-sa...

Course Code   :  PSYC 515

Course Title   :  research methods and statistics in psychology

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The Definition of Happiness and Its InfluenceTask: Happiness is often seen as a subjective trait that describes one’s overall wellbeing in life.  Happiness can be influenced by various aspects of life such as, activities one engages in, relationships, job satisfaction, being a part of organizations, and spirituality.  Happiness is self-reported and it is described as an active state (Eaude, 2009).  Happiness is not a perman...

Purpose of Assignment a)To appreciate the usefulness and applications of major statistical concepts in data analysis and data inference. b)To be able to apply the concepts learned in class to a real-world large data set. Working with real data highlights the true nature of Statistics, and allows students to draw useful and meaningful conclusions. Students will discover that insights gained from data leads to good decision-making in a specific c...

Selecting the Data Set1.Select from the data sets available (or ones designated by your instructor or other available sources). Provide a thorough description of the data set to include the number of cases, description of the inputs, target variable, description of the variables that could be used to develop predictive models, etc.  Since this is an assignment using a classification approach, please select data sets which have binary targ...

Course Code   :  PHI511

Course Title   :  foundations of public health

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Task: A retrospective investigation of inhalant use was conducted using data collected from the total population of 7th-grade and 8th-grade students attending a public middle school and 9th-grade and 10th-grade students attending a public high school in a city of about 50,000 people. The ages of the 904 students in the population ranged from 11 years to 18 years with 61% of students age 14 or younger. Of the population, 47% were male students an...

Course Code   :  7COM1079

Course Title   :  Team Research and Development Project

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Question: Problem Statement The major aims of this module are twofold: 1. to learn techniques for working in a team to produce some tangible outcome 2. to learn techniques for investigating computer science problems. Toward that end, you will work in groups of five (5) to pose and answer a research  question, using a dataset of your choosing selected from a specified set of candidates  You will be required to use specific tools to...

Population Distribution 1.A population of values has a normal distribution with μ=70.3μ=70.3 and σ=80σ=80. You intend to draw a random sample of size n=212n=212 What is the mean of the distribution of sample means? μ¯x=μx¯=  What is the standard deviation of the distribution of sample means? (Report answer accurate to 2 decimal places.) σ¯x=σx¯=  2.A leading magazine (like B...

BackgroundDavis Instruments has two manufacturing plants located in Atlanta, Georgia. Product demand varies considerably from month to month, causing Davis extreme difficulty in workforce scheduling. Recently Davis started hiring temporary workers supplied by Workforce Unlimited, a company that specializes in providing temporary employees for firms in the greater Atlanta area. Workforce Unlimited offered to provide temporary employees under th...

Uniform Distribution1. Customers experiencing technical difficulty with their Internet cable hookup may call an 800 numberfor technical support. It takes the technician between 30 seconds and 10 minutes to resolve the problem. The distribution of this support times follows a uniform distribution. a. What are the values for a and b in minutes b. What is the mean time to resolve the problem? What is the standard deviation of the time? c. Wha...

Question 1: Rainfall Probability1. If the weather prediction service showed these two scenarios where the clouds are predictors of rainfall, which scenario ( 1   or   2  ) shows a greater probability of rain  a.  Map 1 b.Map 2 c.Both show the same d.None of these answers 2. Which of these is the proper symbol for summation ? a. € b.µ c.Σ d.σ None of these 3. Which of these is...

Question 1Start Assignment 1 only after you have completed Part I, Introduction andDescriptive Statistics. Use all of the information provided in the textbook and thecourse Study Guide. This assignment is worth and contributes8% towardsyour final grade.Show your solution step by step for each problem to receive partial points for wronganswers. Question 1 Briefly and concisely define in your own words the following concepts. Provide anexample f...