External link to biostatistics

biostatistics

A study was conducted to assess the sensitivity and specicity of four dif- ferent human immunodeciency virus (HIV) serology tests (Koblavi-Deme et al. 2001). The Determine test was among the four, it was developed by Abbott Laboratories (an American provider of health care, medical devices and pharmaceuticals) and was found to have a true negative rate (the true negative rate is also called specicity) of […]

External link to Biostatistics

Biostatistics

A study was conducted to assess the sensitivity and specicity of four dif- ferent human immunodeciency virus (HIV) serology tests (Koblavi-Deme et al. 2001). The Determine test was among the four, it was developed by Abbott Laboratories (an American provider of health care, medical devices and pharmaceuticals) and was found to have a true negative rate (the true negative rate is also called specicity) of […]

External link to Calculus

Calculus

https://www.youtube.com/watch?v=yg_497u6JnA&feature=emb_title a. What is the derivative of ex ? Write the appropriate Rule b. List all 4 Derivatives of Exponential and Logarithmic functions and the appropriate constraints c. Find the Derivative of y=3ex +5 ln x 2. Read and take notes on Chapter 3.3 ( Derivatives of Products and Quotients) https://www.youtube.com/watch?v=h78GdGiRmpM&feature=emb_title a.  What is the theorem for the Product Rule? Give an example using the […]

External link to Statistics

Statistics

Exam Instructions This exam has 2 Problems each worth 15 marks. When numerical answers are required, partial marks will only be awarded if work is shown. You may provide answers through any method (screenshot, photograph, export from a word document, R markdown, etc.).  Problem 1: Which test is right? For each of the scenarios below, indicate the single most correct answer. i)  Let X  = […]

External link to discrete probability distribution

discrete probability distribution

1. The following probability distribution represents the number of people living in a Household (X), and the probability of occurrence (P(X)). Compute the Expected Value (mean), the Variance and the Standard Deviation for this random variable. Show Your Calculations for the Mean.     X       1         2        3          4          5                  P(X)    .32     .39      .17        .08       .04   2. Use […]

External link to Foundation of Mathematics

Foundation of Mathematics

Use the formula, Excel or an online Annuity Calculator (see Course Resources for suggested ones) as appropriate to help answer the following questions. Be sure to work through the examples in the Lesson first. 1. Suppose Mary deposits $200 at the end of each month for 30 years into an account that pays 5% interest compounded monthly.   a. How much total money will she […]

External link to Epidemiology SLP 3

Epidemiology SLP 3

MEASURES OF ASSOCIATION PART IV – Analysis and Interpretation In the case-control study, the odds ratio for alfalfa sprouts was 29, with the 95% confidence interval 7.5 – 545.2. Answer these questions Is this odds ratio statistically significant? Please explain. Do you think there is a causal relationship between exposure (eating alfalfa sprouts) and disease? Please explain (using the applicable criteria under “Does Association Mean […]

External link to Data Analysis

Data Analysis

The purpose of this assignment is to apply a waiting line model to a business service operation in order to recommend the most efficient use of time and resources. (This assignment has been adapted from Case Problem 2 in Chapter 15 of the textbook.) Use the information in the scenario provided to prepare a managerial report for Office Equipment, Inc. (OEI).  Scenario Office Equipment, Inc. […]

External link to course project part 2

course project part 2

This week you will submit the second part of the course project. You completed Part I in Week 6 and will complete Part II this week.  Hypothesis Testing is the use of statistics to determine the probability that a given claim is true. In Part II of this project, you will choose a data set, review claims and perform hypothesis testing and make a decision. […]

External link to Week 3 Discussion MAT510

Week 3 Discussion MAT510

Per Hoerl and Snee (2012), to eliminate or reduce non-value-added work is a core step in improving profitability or efficiency of the business process. Give your opinion on whether you agree or disagree with this statement and include one example of a business process that supports or criticizes the aforementioned statement to support your position. Reference Hoerl, R., & Snee, R. (2012). Statistical thinking: Improving […]

External link to statistic

statistic

1. What is statistics? Explain and give an example  (5 pts) 2. Explain the two main types of statistics. Give an example of each.  (6 pts) 3. Distinguish between population and sample. (4 pts) 4. Why is sampling an important part of statistics? Why is it necessary? (4 pts) 5. A CBS reporter is conducting a survey at the Gardens Mall to determine how much […]

External link to Homework A 3 MAT510

Homework A 3 MAT510

Choose a site used by the public such as a supermarket, doctor’s office, library, post office, or department store and observe one or more key processes, the associated suppliers, inputs, process steps, outputs, customers, the measurement systems, and how the measurements are used to manage and improve the process. Submit a Word document in which you include the following: Company visited. Process observed. SIPOC elements. […]

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