Research topic: An overview of obesity in Ontario. Examine the prevalence of obesity and determine the predictors that contribute to obesity in Ontario. Specific objectives: Characterize and describe the prevalence and trend of obesity among youth and adult, from 2015 to 2019. Assess the relationship between gender(female, male) and obesity rate (percentage). Determine if there […]
1.A random variable Y , taking values in R+, is said to have a lognormal distribution with parameters μ and σ2 if lnY ∼ N(μ,σ2). Find the probability density function of Y .6 marks 2.Suppose that X1 and X2 are independent discrete random variables. Show that the covariance between them is zero.4 marks
Description Hypothesis Testing: An Introduction to Various Applications A variety of statistical tools can be used to investigate a hypothesis. These tools allow us to compare an average score against a standard (e.g., the z-test). Other tools allow us to compare the means of two groups. One is the independent samples t-test that is used […]
TEXTBOOK Creswell, J. W., & Creswell, J. D. (2018). Research design: Qualitative, quantitative, and mixed methods approach (5th ed.). SAGE. Instructions Descriptive Statistics Analysis Describe the Sun Coast data using the descriptive statistics tools discussed in the unit lesson. Establish whether assumptions are met to use parametric statistical procedures. Repeat the tasks below for each […]
The Role of Internal Resources on Enhancing the Resilience of International English Language Students from Non-English-Speaking Countries.
Case Study 15.3 Hawlins Manufacturing – Further instruction and guidance. Ross Hawlins had done it all at Hawlins Manufacturing company founded by his grandfather 63 years ago. Among his many duties, Ross oversaw all the plant’s operations, a task that had grown in responsibility given the company’s rapid growth over the past three decades. When […]
Case 15.1: Dynamic Scales, Inc. Guidance and Further Instructions In 2005, Stanley Ahlon and three financial partners formed Dynamic Weighing, Inc. The company was based on an idea Stanley had for developing a scale to weigh trucks in motion and thus eliminate the need for every truck to stop at weigh stations along highways. This […]
Critique Peer-reviewed Articles Instructions Your task is to locate and critically assess two new peer-reviewed articles that describe research that contributes to theory in your topic area (The resilience of English Learners) Use the sections and questions below to help you critique each article. You do not need to answer every single question as some […]
Chapter 13 I Goodness-of-Fit Tests and Contingency Analysis Chapter Exercises Conceptual Questions 13-35. Locate a journal article that uses either contingency Readmissions Last Year 0 analysis or a goodness-of-fit test. Discuss the article, paying particular attention to the reasoning behind 1 using the particular statistical test. 2 13-36. Find a marketing research book (or borrow […]
On a standardized test of reading comprehension, Bobby scored in the 39th percentile. What is a percentile? Define this term in such a way that a layperson can understand why the data is useful. Use the conversion table above and the Bell Curve (Normal Curve, Percentiles, & Selected Standard Scores) to convert this score into […]
