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Statistics
Option 1: Collecting and Analyzing Academic Data Via Curriculum Based MeasurementOption 1: Collecting and Analyzing Academic Data Via Curriculum Based Measurement If you use Curriculum Based Measurement (CBM) to monitor the progress of a student, you must collect at least 6 data points. This data can either be collected during the term, or if you already use some type of CBM, you may use data that was collected at any time during this acade...
Sampling and research design1. In research studies, collecting the proper sample is prominent. How is the sample different from the population? In this regard, what is the difference between parameter and statistic? Also, one problem with using a sample is that the sample cannot perfectly represent the population. This discrepancy is called sampling error. Define the term, sampling error, and describe why it occurs in sample statistic. Lastl...
RationaleOrganisations are being compelled to collect, organise, store and disseminate data in large volumes to support decision making in order to improve business operations and achieve competitive advantage. Data management and analytics technologies have become widely accessible and affordable to businesses which are increasingly adopting these technologies to create useful insights from big data. Businesses now require managers, account...
Dataset DescriptionThis ECA requires you to analyze a clothing E-Commerce dataset that includes customer reviews. The data is available from the Kaggle website: https://www.kaggle.com/nicapotato/womens-ecommerce-clothing-reviews The dataset has been anonymized and the references to the company in the review text and title were replaced with a generic term “retailer”. You are required to download the dataset (Womens Clothing E-Com...
Task Overview: Journal activities in this course are private between you and your instructor. Journal activities are designed to help you make meaningful connections between the course content and the larger goals of this course. While a certain level of informality is permitted, proper grammar, spelling, and APA citations are required. Your journal post should reflect academic rigor. Journals in this course are graded individually. For the ...
InstructionsInstructions:You have to submit the Stata do file as well as the final report. The do file should be self-sufficient in terms of explaining which lines display the outputs for a particular question. These can be added in the following format in the do file. Your tables need to be incorporated using images, directly obtained through Stata. Each image (table) should show the Stata command and its output. These tables are not inclu...
Purpose and ApproachColby suggests that qualitative research methods look to describe and analyse some element of culture, history, or other human phenomena through fieldwork (e.g., observation, interviews, focus groups, etc) so as to better understand that which was observed. The foundation of qualitative research is that the data you collect is no “fit” into a predetermined interpretation. Rather, the findings are supported by ex...
ObjectivesCountry Berazia has experienced both shortages and surpluses of gasoline and other petroleum products. It is becoming apparent that the periods of shortages will increase as the world exhausts its supply of crude oil. In an effort to postpone that event, the government has been trying to persuade consumers to reduce their consumption of energy. The government of Berazia has launched advertising campaigns for this pu...
Task: A penalty of five marks will be deducted for late submissions that are made within the first hour after the deadline. Submissions that are more than one hour late but within the first 24 hours of the deadline will incur a penalty of ten marks. After the first 24 hours have passed, ten marks will be deducted for every 24 hours (or part thereof) that the submission is late for a total of 5 days. After 5 days it is treated as a non-submissi...
General InstructionsFor this assignment you will write a brief research report in APA style. Your research reportwill describe a study investigating behavioural priming. The study is based on data we collected via the online experiment posted earlier in the semester. The study is a fairly close replication of experiment 4 in an article by Dijksterhuis and Van Knippenberg (1998).The study aims to determine whether people who are exposed to the ...
Questions:Use the information below for questions 44. - 48. You are interested in whether there are seasonal differences in the frequency of suicide-related phone calls to a 'hot-line' center. Your tally of calls for the past year is: Table 3 Frequency of Phone Calls Per Season Fall Winter Spring Summer Observed Frequency 27 58 71 44 The null hypothesis is that there are no seasonal differences. Test the 2-tailed alternative hypothesis tha...
Step 1: Set Up Null and Alternative HypothesesThe below scenario describes a realworld or business application that utilizes statistical analysis to help resolve a business problem: increasing efficiency by decreasing processing time. Prepare an analysis by completing five steps of the hypothesis testing with one sample. The report should be a minimum of 5 pages in length. Last week, your manager asked you to analyze staffing needs for...
TaskYou are a Business Analyst working for the ABC Ball Bearing company. An hour ago, you sent an order of 74 boxes of your A1 ball bearings to a customer on your delivery truck. You have just found out that your truck is going to go over a bridge that has a weight limit of 11,500 lbs. You need to determine if your truck will safely make it over the bridge. If you determine that the truck cannot make it over the bridge, you will need...
Data AnalysisTwo weeks after you have taken on a job as an analyst for the City of Miami, the Mayor’s office comes to you with the following problem. There has been a discussion about whether the city should support the crime prevention program “Learning from LA,” targeting assaults and theft crimes. The program would involve the exchange of officers, joint planning sessions and CompStat-like data-driven review meetings, a...
Problem 1 1. (A) The number of laptops sold daily at a local electronics shop has the following probability distribution. (10 marks) X: # of laptops sold 12 13 14 15 P(X=x) 0.4 0.3 0.2 0.1 What is the mean of the number of laptops sold on agiven day? What is the variance of the number of laptops sold on agiven day? (B) Internet service providers (ISP) need to resolve ...
Examine the variables in your dataset1. Examine the variables in your dataset to ensure that you understand what each variable is measuring. 2. Which variables are categorical or quantitative? Discrete or continuous? 3. How do you interpret the units of measurement? 4. Brainstorm potential relationships that you might expect to see between the variables in your dataset. 5. Which relationships might be important or useful to discover?...
Data SourcesThis assignment is prepared to check your understanding of economic growth and disparities between countries’ levels of development based on empirical evidence. You are expected to extract the data for this purpose of analysis from relevant credible sources. Originality and clarity in your work are highly valued. Long-run Economic Growth Extract the data for GDP per capita of all sovereign countries for selected years of 19...
Important Information About the One Hour Online TestThis test has been designed so that a well-prepared student could complete it within one hour. To allow for the test being online, an additional 15 minutes has been added. There will be an further additional grace period of 15 minutes at the end to allow for technical difficulties. The grace period ends at 4:30pm. Tests submitted during the grace period will be noted as “late” but...
TaskPlease answer each of the following questions in order. There are four questions in total. You may write your answers neatly by hand or type them up, or a mix of the two. You will need to submit your assignment as a PDF file. You can use your phone to scan written work and convert to PDF. You may use any software or technology to answer the questions below. You may also work by hand. I recommend (but do not require) that you use Microsoft ...
Electricity Supply Optimization Problem1. BC hydro supplies electricity to households in Vancouver, Coquitlam and Burnaby. The company buys electricity from two dams, the Capilano dam and the Coquitlam dam. Their demand forecasts for the winter 2021 are as follows: Surrey 650 units, Burnaby 550 units and Vancouver 800 units. BC Hydro has contracts with the two dams to provide the necessary units as well. Capilano is to provide 950 units and C...
Question: It is required as Jamovi But, I could not upload it as Jamovi file so i had to export it as a CSV.For your lab this week, you are going to answer the questions below making sure to follow each of the steps as detailed. Lab Details Part 1 Dr. Nadler is interested in the relationship between extraversion, agreeableness, and neuroticism scores on a personality test. Calculate a correlation coefficient for these relationships us...
Question 1: Stress AnalysisAnswer all ten questions in this part.This part is worth 40 percent of the total marks in this examination. Plan to spend no more than 40 percent of your time answering this part.A 40 mm wide and 5 mm thick titanium alloy plate with a 7 mm edge crack is subjected to a tensile load of 50 kN as shown in figure 1 (a). Figure 1 Figures for Question 1 (a) Plate with an edge crack (b) Y-calibration for a finite-width edge...
In this assignment, you will calculate confidence intervals for the quantitative variables in the Heart Rate Dataset. Steps Open the Heart Rate Dataset in Excel and identify the quantitative variables Make sure the data is sorted by category (e.g.male-at-rest, female at-rest, etc.) Use the Data Analysis tools of Excel to construct 95% and 99% confidence intervals for all 8 categories of the sorted quantitative variables. Excel will calcul...
Task Assignment 1 Individual assignment – Due at end of week 7 You are in charge of the World Bank You have 3 objectives Reduce the number of people living on less than $1(US) per day Limit CO2 emissions so global warming is less than 1.5 Degrees by 2050 Protect the world from another pandemic by providing basic health care for as many people as possible. You have 1 Trillion Dollars (US) per year for each obj...
Probability questionsPlease type or write-in the answers in the appropriate box. There are a total of 50 points possible. The exam is open note and open book. You cannot collaborate with others. Please be sure to put your name on the exam so that you can get credit for your work. A bag of M&M has six colors of M&Ms: blue, red, green, yellow, brown, and orange. If the bag has an equal number of each of the six colors, what are the prob...
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