In the Data Science Case Study entitled “Introduction to Apache Spark and Data Frames” in the subsection of the video case study entitled Data Analysis with Spark, there was several basic machine learning algorithms used, what were these algorithms?  Describe how they were used and on what dataset they were applied to create a clustering model.  Describe how the Data Scientists utilized Time Series Analysis to analyze Data Frames within this video.

Which of the following statements is not true for Spark Datasets?

Please find the exam questions in the PDF file: mae242_online_s25_ex3_sails.pdf Time limit is 100 minutes. Please organize your work into a single PDF file for upload. The allotted time includes that for problem solving and preparation/upload of the PDF file. To submit the solution, choose the appropriate PDF file, then click on “Submit Quiz” to complete the upload.

You are in Restorative Art I. True or False? ( This quiz is not for any points. It is for you to check and see if your camera works).

In a Poisson distribution with an expected value (average) of 5, which x-value will have a higher probability: 7 or 10? Briefly explain why. [You cannot actually compute these probabilities. Instead, just tell me whether x = 7 or x = 10 would have a higher probability AND explain how you know.]

  The blue link below should open a PDF of the formula sheet. You can open that, and leave it open during the exam. If the link does not work, you can use the image below for test formulas. You will need to scroll back to the top of the test to refer to the formulas in that case.   Please answer True. Test 2 Formulas                              

Suppose your accountant tells you a project was “over budget.” Revise/update the probability the project was a company A project.

What is the expected value for the number of customer orders last month? [Work on scratch paper, but show as much work as reasonable in the answer box below.]

A local restaurant offers a fixed price meal in which diners select from a choice of 4 appetizers, 2 salads, 9 entrees, and 3 desserts.  How many different meals are possible? Show as much work as possible.

Which of the following statements best describes a unique feature of Complex I in the mitochondrial electron transport chain and its physiological consequences during impaired function?