This week, you have learned about t-tests and ANOVA and will apply what you have learned in the evaluation of several research scenarios (Hyperlink and the 3 attached files). For this task, you will read each research scenario and answer the questions regarding each one. Research Scenario 1A researcher is […]

Use an outside source to search for a quadratic equation that models something from your daily life.  Solve the equation in two ways. Discuss which method you liked better and why. In your responses to peers, compare and contrast your preferences for how to solve quadratic equations. (attached are disscusions) 

Part of problem solving isn’t always about finding an answer, but understanding what you think might happen. How likely is it to rain during your commute? What are your chances of picking a winning lottery number or of getting a raise? When we talk about the likelihood of something happening […]

Instruction Watch the TED Ed video linked below and then do the following: 1) Create a rule for the dice rolling game on the deserted island so that the cat and the girl will tie. 2) Create a new rule for the dice game so that the girl is most […]

I'm working on a statistics discussion question and need a sample draft to help me learn. Imagine yourself at a fair playing one of the midway games. Pick a game and  calculate the expected value and post your results along with how you  calculated them. For example, you may decide […]

I was wondering if you would be available to do some basic statistical analysis for me? All I would need is some descriptive statistics for 1 survey question that I have. I have attached the data in Excel for you to look at, to see if you can handle this. […]

Create an 8-10 slide PowerPoint to discuss the findings for either the chi-square or correlation findings. For the presentation of your PowerPoint, use Loom to create a voice-over or a video. Refer to the topic resources for additional guidance on recording your presentation with Loom. Include an additional slide for […]

Assume that the distribution of scores in a Statistics evaluation is normal, with µ = 100 and σ = 15. What is the probability that a score is 120? What is the probability that a score is below 90? What is the probability that a score is between 130 and […]

1. The change in water level of a lake is modeled by a polynomial function, W(x). Describe how to find the x-intercepts of W(x) and how to construct a rough graph of W(x) so that the Parks Department can predict when there will be no change in the water level. […]

A manager wants to increase the number of workstations that can be put in a space 43 feet wide by 58 feet long. That space now contains 6 rows of 10 workstations each. The manager wants to increase floor space by placing every two rows of desks together so that […]

This week we covered sampling, the act of surveying a small group of people to infer something about the larger population. For this discussion board, visit the Gallup Poll and pick one survey you found interesting then answer the following questions. You can filter by category or use the search […]

Read about hypothesis testing (2 attached files and 2 hyperlinks), now apply this knowledge by writing a paper that addresses the following: Provide an example of a hypothesis where a one-tailed hypothesis test would be used. Provide an example of a hypothesis where a two-tailed hypothesis test would be used. […]

Maybe you have considered buying a term life insurance policy. The expected value of any term life insurance product yields a positive expected value for the insurance company and a negative expected value for you, meaning the insurance company will make profits by selling their insurance products. Would you still […]

I'm working on a statistics discussion question and need an explanation and answer to help me learn. Probability is about mathematically determining how likely an event is to happen. Probability can be applied to many different aspects of our lives and help us make informed decisions. Respond to the following […]

I'm working on a statistics discussion question and need an explanation and answer to help me learn. Topic 1: One goal of statistics is to identify relations among variables. What happens to one variable as another variable change? Does a change in one variable cause a change in another variable? […]

I'm working on a statistics discussion question and need an explanation and answer to help me learn. When our data aligns to the characteristics of normal distribution, it maintains specific properties that help us interpret results and make decisions.  Discuss a situation where you can collect data, and the data […]

I'm working on a statistics multi-part question and need an explanation and answer to help me learn. 1. What are the three characteristics of a z-score distribution? 2. What are three ways in which researchers use z scores? 3. What two factors affect the size of a z-score?  4. How […]

Hypothesis testing allows us to use an analytical process to determine if a hypothesis is retained OR rejected. This process compares a null hypothesis (Ho), which states things as we believe they are, to an alternative hypothesis (HA), which proposes a change to what we believe exists. Respond to the […]

Create a slide to comment on the binomial and Poisson result differences that you noticed in in each team member's calculations. How can you use the binomial data to help determine the potential need for ventilators? How can the data regarding deaths per day during a peak month of the […]

Competencies Describe the data using the measures of central tendency and measures of variability. Apply the normal distribution, standard normal distribution, and central limit theorem. Develop a confidence interval for a population parameter. Evaluate hypothesis tests for population parameters from one population. Evaluate hypothesis tests for population parameters from two […]

Competency Determine the linear correlation and regression equation between two variables to make predictions for the dependent variable. Student Success Criteria View the grading rubric for this deliverable by selecting the “This item is graded with a rubric” link, which is located in the Details & Information pane. Scenario According […]

Before getting started with the job, i understand that some other classmates could have as well posted their assignments too. Please dont copy anything. Research Question: Is the relationship between FSA Science Score and GPA different for students in Math and Reading courses? Independent contrast:FSA Science and GPA Dependent Overlapping […]

ANOVA Bob, a resident of a small town in Minnesota, is a data scientist who works remotely. He often performs most of his work at a number of local Starbucks near his house. Recently, Bob noticed that the download speed varied depending on the location of the café. As a […]

1) Imagine yourself at a fair playing one of the midway games. Pick a game and calculate the expected value and post your results along with how you calculated them. For example, you may decide to throw a basketball to try to win a $10 bear. You paid $2.00 for […]

Write an essay on the ‘Discovery of non-Euclidean geometry’. Some questions that you might like to consider are: • Who were Bolyai, Gauss, and Lobachevsky? • What were their roles in the discovery of non-Euclidean geometry? • When did they publish their results? Who was first? • How did other […]

Qno. 3 (2points) Ineos chemical company produces a specific chemical which emits sulfur dioxide and particulate matter in the atmosphere. They introduced a new expensive process to supplement an older process because of new federal regulations on pollution. The older process emitted 20grams of sulfur dioxide and 40 grams of […]

Question 1          Members of a certain college  statistics class were selected, and asked to indicate how many hours  during the previous month they had spent reading (for pleasure, not  school work).  The data are as follows:   25, 25, 24, 26, 23, 23, 22, 25, 24, 22, 23, 24, […]

I will attach the textbook once you are selected to work on the question :). Write a 600 (±100) word essay on the ‘Discovery of non-Euclidean geometry’. Some questions that you might like to consider are:• Who were Bolyai, Gauss, and Lobachevsky?• What were their roles in the discovery of […]

Final Project Data Requirements: You can pick any data you want as long as it is a classification problem. Some sources are: Kaggle https://www.kaggle.com/datasets?tags=13302-Classification UCI Machine Learning Repository https://archive.ics.uci.edu/ml/datasets.php?format=&task=cla&att=&area=&numAtt=&numIns=&type=&sort=nameUp&view=table Read your data in R and call it df. For the rest of this document y refers to the variable you […]

1.Jeremiah deposits $17,000 into a savings account that earns 2% annual interest. The bank noted that the interest will be compounded monthly. Jeremiah intends to pull the total amount out after exactly 2 years. How much will the account be worth at that time? 2.Sally owns an investment property that […]

When one thinks of the normal distribution, the first thing that comes to mind is the bell curve and grades. While this is one example of a normal curve that is widely recognized, it is not the only one. Come up with a unique normal distribution from literature that your […]

Using our US Macro data, do the following (make sure your year and quarter variables are destringed like we did last week) a. First, run a hypothesis test looking at if the average unemployment rate (over all years) is different than 6. Write your null and alternative hypotheses. Interpret your […]

Problem Set Assessment Description and Instructions: Answer the following questions Question 1 For the following scenarios provide the following: the null and alternative hypotheses explain whether the hypothesis test is left-tailed, right-tailed, or two-tailed, explain how you should interpret a decision that rejects the null hypothesis, and explain how you […]

I'm working on a statistics discussion question and need an explanation and answer to help me learn. Two or more samples are often compared when we suspect that there are differences between the groups—for example, are cancer rates higher in one town than another, or are test scores higher in […]

The annual revenue and cost functions for a manufacturer of drives are approximately C(x) = 160x + 100,000 where x denotes the number of drives made, and What is the profit for making and selling 400 zip drives? Do not include the dollars units in the answer What is the […]

Solve each problem on a separate tab (worksheet). You must use Excel formulas and functions to solve the problems.  Problems: 1. Many drugs used to treat cancer are expensive. BusinessWeek reported on the cost per treatment of Herceptin, a drug used to treat breast cancer. Typical treatment costs (in dollars) […]

Read the article and pick one practice from the moderate-utility or high-utility rating (excluding the distributed practice), respond to the following questions: explain the reason for choosing this specific principle by making connections to your own learning experiences describe the principle by providing 1 effective example of using this principle […]

Need to raise regression R squared to above 50% by using dataset to find controls. Need to clean up dataset(drop observations with missing variables), then analyze for relationship between two variables and find significance. Your research should have a straightforward research question that includes the following: 1.) A main independent […]

Try to define precisely what a d-dimensional hole of size R in a finite set of points P in the Euclidean space Rd can be. Use some examples that convince me that yours is a good definition. Play devil’s advocate and use some exam- ples to show that your definition […]

Situation A VITRAN Bus Services VITRAN Bus Services purchases diesel fuel from Domino Gas Supply. In addition to fuel cost, Domino Gas Supply charges VITRAN Bus Services $250 per order to cover the expenses of delivering and transferring the fuel to VITRAN Bus Services storage tanks. The lead time for […]

Situation A. Shauna’s Fast-food Service Shauna’s Fast-food Service is considering operating a drive-up window food-service operation. Assume that customer arrivals follow a Poison probability distribution, with an arrival rate of 24 cars per hour and the service times follow an exponential probability distribution. Arriving customers place orders at an intercom […]

Q.1 Find the order of the following matrices. First we know that what is matrix or matrices ? So A matrix is an array of numbers. And what is order ? So tje order is the number of rows and columns in a matrix that is order. What is row […]

Quantitative Article: Yilmaz, F. T., Kumsar, A. K., & Yesildag, B. (2018). The Relation between Anger Level and Metabolic Control Variables in Type 2 Diabetes. International Journal of Caring Sciences, 502–511. Here's the link The Relation between Anger Level and Metabolic Control Variables in Type 2 Diabetes..pdf Qualitative Article: Lie, […]

Please explain  the questions below: Chapter 5: What can you say about the probability of a certain event if (a) the probability is 1, (b) the probability is 0. Chapter 6: Explain how a nonstandard normal distribution differs from the standard normal distribution. Describe the process for finding probabilities for […]

Part A Click on the title of the journal article to view it (Attached Below) Questions What type of consent did the researchers obtain? What did the researchers use to get high response rates on the consent forms? Answers should be short (one to two sentences). The purpose of journal […]

I'm working on a statistics discussion question and need an explanation and answer to help me learn. The reason so many of us now live long and healthy lives is due to statistical analyses of health data. Provide a specific example in which statistical analyses have had a significant impact […]

I'm working on a statistics multi-part question and need an explanation and answer to help me learn. just one page reflection notes about my econometrics class answering the following questions, 1. What were the most important new things you learned from the lecture that you did not know before class? […]

Frank has only had a brief introduction to statistics when he was in high school 12 years ago, and that did not cover inferential statistics. He is not confident in his ability to answer some of the problems posed in the course. As Frank's tutor, you need to provide Frank […]

Competency Describe the data using the measures of central tendency and measures of variability. Instructions Scenario (information repeated for deliverable 01, 03, and 04) A major client of your company is interested in the salary distributions of jobs in the state of Minnesota that range from $30,000 to $200,000 per […]

Competency Evaluate hypothesis tests for population parameters from two populations. Dealing with Two Populations Inferential statistics involves forming conclusions about a population parameter. We do so by constructing confidence intervals and testing claims about a population mean and other statistics. Typically, these methods deal with a sample from one population. […]