Complex Statistics Problems with Elaborate Answers : Page - 29

Course Code   :  CMI3507

Course Title   :  data mining

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Requesting a Late SubmissionRequesting a Late Submission You are reminded to ‘back-up’ your work as late submission requests will not be given for lost work, which includes work lost due to hardware and software failure/s. Late submission requests will only be approved if you can demonstrate genuine, unexpected circumstances along with independent supporting evidence (e.g. medical certificate) that may prevent you submitting an as...

Background1. A manufacturer of television sets is interested in the effect on tube conductivity of four different types of coatings for color picture tubes. A completely randomized experiment was conducted and the following conductivity data is obtained: Coating Type Conductivity 1 143 141 150 146 2 152 149 139 142 3 133 137 132 128 4 ...

Cronbach's AlphaPlease use your own words if referring to textbook definitions and please use references if appropriate.  Please type your answers in the boxes below.1)Cronbach’s alpha (4 marks)2)An interaction effect (as might be found in a factorial ANOVA) (4 marks)3) Theme (as per Thematic Analysis, with reference to what a theme is and how the researcher might determine a theme from a dataset) (4 marks)4) Levene’s test (4 ...

Question 1: Regression and Stopping DistanceInstructions There are four questions each worth 25 marks. Answer all four questions. In the light of the emergency coronavirus measures this assignment will constitute 100% of the marks awarded for this module and replaces the final exam. Question 1 [Regression] Expalin Quantitative Methods in Finance? The data in Table 1 below links the stopping distance (in metres) of a car y to the speed of a...

Question 1: Data ExplorationAnother dataset is the heart disease dataset (file uploaded on learn dropbox).The dataset contains 14 features (attributes) and 303 instances. The featuresare multivariate with types - categorical, numeric, ordinal, binary. The targetis a binary variable indicating the presence and absence of heart disease using1 and 0 respectively.Answer Question 1, 2, and 3 for both the datasets 1 and 2.Question 1: Data Exploration1...

Consider the MLB (Major League Baseball) Standings 2016-2017 data set. There are two Excel worksheets that contain the 2016 and 2017 standings data. Some important variables in the data set are team names, actual winning percentage (W-L%), and predicted winning percentage (pythWPct). Develop a visualization using Tableau to answer each of the following three questions. 1. Which teams were most under-performing and over-performing their predict...

Course Code   :  SBST1303

Course Title   :  elementary statistics

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2. AnEnglish monthly test was administered to a class consisting of 40 students. The mean score was 70 marks with a standard deviation of 6. Calculate the probability that a student obtained this score: (a)  more than 82marks (b)  between 64 and 72marks (c)  less than 50 marks 

TaskTask: This assignment is intended to help you learn how to apply statistical methods when analyzing operational data, evaluating the performance of current marketing strategies, and recommending actionable business decisions. This is an opportunity to build critical-thinking and problem-solving skills within the context of data analysis and interpretation. You’ll gain a first-hand understanding of how data analytics supports decision-...

statistic lab report (Psychology) that involves the use of SPSS. The lecturer has provided the dataset based on the research question that we chose, so just have to do the testing of assumptions etc (in the marking rubrics). Research question: Does drinking coffee affect reaction time in a Stroop effect test during the morning and evening time? (2x2 Factorial design, repeated measure ANOVA) 1st IV: Drink coffee (1 cup) vs no coffee (between-subje...

This assignment has a  and counts 8% towards your final course grade.1.Chapter 1For the study summarized in the abstract below:a.Identify the “5 W’s plus H.”b.Name each variable and identify whether it is categorical or quantitative. For each quantitative variable,identify the units usedWhat is the median finish time?b.Find the 1st and 3rd quartile of these finish times using thetext method of calculation.c.Calculate the up...

Assignment # 2PSYC 3000 Due: Mon.Jan.11(2021)Inferential StatisticsFor this assignment you will be using the following data files:QStudyAssn2a.savand QStudyAssn2b.sav. Thesefilescontains data for 332participants who responded to a number of questionnaires online that included the Attention to Detail subscale of the Autism Spectrum Quotient (e.g., “I notice patterns in things all the time”) and the Social Desirability Scale (e.g., &ldq...

Simulating Jet Fuel Prices An analyst for Black Moon Ltd, an airline, is doing some simulation models of the mainrisks faced by the company. One of the more important unknowns is the future price of jet fuel.The analyst decides to model the average jet fuel priceJover the next financial year, in dollars perbarrel, as a random variable with the pdff(x) =?????????x7200, 0≤x <601120, 60≤x <1001120e(100−x)/50, 100≤x(a) Devise a ...

Moon Cycles and Mental Health1. Tradition states that some people (so-called “lunatics”) are more likely to become mentally unstable at the time of the full moon.  To examine whether there was any truth to this tradition, a researcher examined the admission rates to the emergency room of a Virginia mental health clinic before, during and after the 12 full moons from August 1971 to July 1972.  The data are given in the ...

You will not be expected to conduct any primary research. The report should cover the following areas. (a)Provide a full summary of the research brief, including the aims of the research. (b)Demonstrate an understanding of the market or business context as well as any other publically available research done in this area. (c)Detail how the fieldwork would be conducted, i.e. face-to-face, telephone, online, focus groups, mixed-mode etc. (d...

Question 1 A farmer in Fayetteville owns 50 acres of land. He is going to plant each acre with cotton or corn. Each acre planted with cotton yields $400 profit; each with corn yields $200 profit. The labor and fertilizer used for each acre are given in the table below. Resources available include 150 workers and 200 tons of fertilizer                ...