The University Council has expanded their research to determine if the years of schooling affects GPA. The data below represents the GPA:     Freshman  Economics Psychology Accounting  Sociology 2.65 2.78 3.06 3.36 Sophomore 3.68 2.39 2.63 2.10 Junior 2.54 3.42 3.11 2.22 Senior 3.21 2.78 3.61 2.53 The study is replicated for University of Technology:   Freshman  Economics Psychology Accounting  Sociology 3.72 2.88 3.46 3.80 Sophomore 3.54 1.99 2.79 2.23 Junior 2.57 1.62 2.70 1.93 Senior 3.12 2.88 3.74 2.62  Combine the data from the two and Prepare the analysis of variance table manually (Show ALL workings). State the null hypothesis(es), the decision rule for α = 0.05 and make the decision for each hypothesis.

Q: In the following, name the main sampling method used and give your reasons a) To determine the…

A: In scenario a, the student senate member is surveying students as they leave a lecture hall. This is…

Q: Using the given data, perform a Wilcoxon rank-sum test. Include a request for an exact p-value.…

A: Let's go through the complete steps for performing and interpreting the Wilcoxon rank-sum test on…

Q: Given a standardized normal distribution (with a mean of 0 and a standard deviation of 1), complete…

A: Step 1: Given informationMean = 0Standard deviation = 1The distribution is standard normal…

Q: not use ai please

A: Given:Number of trials (n): 14 dogsProbability of success (p): 45% or 0.45 (a dog weighs 65 pounds…

Q: None

A: a) Made this histogram in google sheets with these steps: 1. Put the data in a single column 2.…

Q: A random sample of 10 subjects have weights with a standard deviation of 9.1372 kg. What is the…

A: Step 1:Given data : Sample size n=10Sample Standard deviation s=9.1372kgwe need to find the Variance…

Q: Consider the following. (a) Draw a tree diagram to display all the possible head-tail sequences that…

A:

Q: The following frequency distribution table contains information about the data usage of internet…

A: Steps to make a histogram in ExcelStep 1: Copy the data into an Excel sheetStep 2: Select the…

Q: The table shows the average tuition and fees for a year of college at a public and a private college…

A: From the table, we can identify the following values:Cost of public college in 2011-2012: $8,286Cost…

Q: The table below shows the numbers of new-vehicle sales (in thousands) for Company 1 and Company 2…

A: Question: 1. Given information:   - Regression equation: ŷ = 1.208x + 410.022   - x (Company 1…

Q: fast anwsr please

A: Step 1: Determine what is askedWe are asked to calculate the errors for the given linear regression…

Q: a. The predicted volume is ____ your response here cubic feet. b. The predicted volume is ____ your…

A: Step 1: a) The dependent variable is the volume (in cubic feet) of a black cherry tree (y). The…

Q: option 2.4 Using the data set from problem 2.2, generate frequencies and bar charts for GENDER. Omit…

A: Step 1: Create the dataset data problem_24; input ID $ Gender $ Race $ Age Height Weight;…

Q: esc Canvas X C AZ Read the following survey question, then select the chart/graph that is the most…

A: Step 1: The two charts in the image represent the survey data for the question: "If you have older…

Q: Angela took a general aptitude test and scored in the 91st percentile for aptitude in accounting. A)…

A: A percentile refers to the location of an observed value relative to all observations in the…

Q: nalysis Name: Date: Score: Section Exercise 10.3 1. SJS Company has been selling to retail customers…

A: First, we need to calculate the coefficient of correlation (r) for the SJS Company. The formula for…

Q: The breaking strength of a rivet has a mean value of 10,000 psi and a standard deviation of 502 psi.…

A: Here, from standard normal distribution table we have: P(Z<2.52) = 0.9941 P(Z<-1.26) = 0.1038…

Q: Construct one table that includes relative frequencies based on the frequency distributions shown…

A: To complete the relative frequency table, we need the frequency distributions for both nonfiltered…

Q: Presented below is a "data scenario." Decide which type of grouping (single-value, limit, or…

A: 1. Single-Value Grouping:In groupings with single values, each weight is separately binned without…

Q: A jar contains 300 M&Ms. 170 are green and 130 are red. You randomly take 10 M&Ms from the…

A:

Q: A Google Chrome... M Video QOL ohm.lumenlearning. *Detailed Soft... B Church, Faith -... Lumen OHM…

A: Step 1: We have to determine the adults per bar or per children  and then compute for the total. For…

Q: 1. A random sample of male college students who had tried out for the varsity basketball team…

A: Problem 1:Step 1: State the hypothesis We want to test the following hypotheses:H0​:μ=69Ha​:μ=69…

Q: using SAS

A: Step 1: Calculate Relative Risk (RR) for Heart Attacks Relative Risk (RR) is calculated as:…

Q: not use ai please

A: Given data (sorted in increasing order):5, 11, 11, 12, 13, 15, 16, 16, 19, 20, 20, 21, 22, 22, 25,…

Q: Question 3 Which of the following are characteristics of a normal distribution? Select all that…

A: A normal distribution, also known as Gaussian distribution, has certain characteristics. These…

Q: 5. Suppose an experiment consists of rolling a fair six sided die two times. (a) We say we have a…

A: Let's break them down one by one:(a) We say we have a success if the max of the three rolls is a 6.…

Q: The Dow Jones Industrial Average (DJIA) and the Standard & Poor's 500 (S&P 500) indexes are used as…

A: Approach to solving the question: (a) Scatter ChartTo create a scatter chart with DJIA as the…

Q: 1. List the elements of each of the following sample spaces: (a) the set of integers between 1 and…

A: Diagram 1:Diagram 2:Diagram 3:

Q: What would be the best range of k values that produce the best test error for this KNN model?

A: In the K-Nearest Neighbors (KNN) model represented in this graph, the goal is to find the value of K…

Q: The following table contains the probability distribution for the number of traffic accidents daily…

A: a.Determine the mean number of accidents per day using the formula μ=∑xi​⋅P(xi​) as shown…

Q: The actual tracking weight of a stereo cartridge that is set to track at 3 g on a particular changer…

A: Find the value of kTo find the value of k, we use the property that the total area under the…

Q: 5. Suppose we toss a coin with P(H) = 0.9 four times. (a) Suppose X (w) = the number of heads in w.…

A: (a) Tossing the coin and counting headsThe probability of getting heads (H) is given as P(H)=0.9.Let…

Q: Problem 5 (20 points). To conduct a sociological survey, a research lab needs to reach at least 200…

A: Feel free to ask for any clarification

Q: Consider the following data on the estimated cost (in millions of dollars) resulting from traffic…

A: Solution;

Q: not use ai please

A: Step 1:n is integer chosen from the set {5, 7, 9, 11}p is integer chosen from the set {2, 6, 10, 14,…

Q: please solve it on paper

A: Step 1:To solve the problems, let's first understand the basic concepts and notations. Markov Chain…

Q: In automobile mileage and gasoline-consumption testing, 13  automobiles were road tested for 300…

A: Step 1: For the miles-per gallon of city: Suppose a random variable is x that defines the…

Q: The equation used to predict annual cauliflower yield (in pounds per acre) is y = 24,413 +4.521x₁ -…

A: Step 1: a) The dependent variable is annual cauliflower yield, in pounds per acre (y). The…

Q: Statement of purpose and question - (your response goes here) Population of Interest - (your…

A: First, we need to develop a question that is of interest to us and that we believe we can get…

Q: A national park is famous for its beautiful desert landscape and its many natural rock formations.…

A: Use the formula P(E)=Total number of outcomesNumber of favorable outcomes​to determine the required…

Q: 1.) Data were collected using a questionnaire. Three variables were recorded: ID from column 1-3 DOB…

A: Explanation: The SAS code :  data survey; infile 'datafile.txt'; /* Update the path to the…

Q: not use ai please

A: Use the magnitudes (Richter scale) of the 120 earthquakes listed in the accompanying data table.…

Q: Create a stem and leaf diagram and a frequency histogram for the following situations. 1. The…

A: First, we need to organize the data in ascending order. This will make it easier to create the stem…

Q: Answer all parts please

A: Note: I used MS Excel to analyse this problem. The results are presented in columns A and B, while…

Q: Question content area top Part 1 The accompanying data set lists diastolic blood pressure…

A: First, we need to sort the data in ascending order. The sorted data set is: 60, 64, 64, 66, 66, 68,…

Q: not use ai please don't worry about djdjdjjxjcjxjcjcjjdjfj

A: The problem is asking us to find the probability that the sum of two random variables X and Y is…

Q: Can you explain the central limit theorem using the example of a group of coin flip trials (our…

A: The Central Limit Theorem (CLT) is a fundamental theorem in statistics that states that the…

Q: 8. The average amount of rainfall in a certain tropical island is 203 inches with a standard…

A: The problem provides us with the following values:Mean (μ) = 203 inchesStandard deviation (σ) = 43…

Q: i need this question done in 10 minutes

A: Step 1:(a) ii. Irreducibility and Positive RecurrenceIrreducibility: The Markov chain is irreducible…

Q: Sony would like to test the hypothesis that the average age of a PlayStation user is different from…

A: The null hypothesis (H0) is that the average age of PlayStation users is equal to the average age of…