Statistical Methods for Psychology Tarleton State University Exam 1: Spring 2023 Instructions: please complete each problem below. You may submit your completed exam in Canvas using one of two file formats: either (1) write your solutions on paper and scan to a PDF, or (2) write your solutions in a Word/OpenOffice document. Be sure to […]
Statistical Methods for Psychology Tarleton State University Unit 4 Homework: Spring 2023 1. Suppose you have a collection of scores that is normally distributed with μ = 50 and σ = 18, and suppose we draw samples of size N = 36. (a) What proportion of the samples will have means greater than 53? (b) […]
John McFarlane works for his family company, which has sold traditional clothing from four shops in the East of Scotland since 1886. He wants to compare the performance of each shop and has collected some detailed information for the past year. Now, he wants a convenient format to present this to the company Board of […]
To be sure that all math formatting is properly displayed, you are strongly encouraged to reload this page after opening. You should also reload this page if “Math Error” appears in place of math problems. The following problems reflect the reading material you had to prepare for this week. From the list below, choose one […]
1.) Reread your initial post from last week’s discussion board. Recall the topic you chose and the graphical representation you’ve already created. 2.) Find two new sets of data within your same topic and create a different graphical representation for each set of data. This means you will have three total graphical representations based on […]
Optimization Submit the algorithm in pseudocode (or any computer language) to minimize f(x) by finding vector x using gradient-based optimization: f(x) = 0.5 * ||A * x − b||^2, where A, x, and b are some vectors.
Select a current event article in mathematics and provide a summary of it. This is to demonstrate that you can pull the main ideas from articles and clearly describe them to another person. Your summary should be double spaced, at least 300 words, include the citation at the bottom, and a direct link to the […]
Is the below argument valid? Prove your answer by replacing each proposition with a variable to obtain the form of the argument. Then prove that the form is valid or invalid. “If k is a prime number, then 2k-4 is a composite number. 2k-4 is a composite number. Therefore, k is a prime number.” Q4.1 […]
Basic Applied Discrete Mathematics Q3 Tautologies and Contradictions 40 Points Find out for each of the following propositions whether it is a tautology, a contradiction, or neither . Prove your answer Q3.1 20 Points RP CO A (q p)] (p H q) Prove this using a truth table. draw the table elsewhere and upload its […]
Determine Mathematics the values of m and n for 𝑓(𝑥) = 𝑚𝑥^3 + 12𝑥^2 + 𝑛𝑥 − 3 given that the remainder when dividing by (𝑥 + 3) is zero, and when divided by (𝑥 − 2) the remainder is 85. 85 = m(2)^3 + 12(2)^2 + n(2) -3 85 = 8m +48 +2n -3 […]
