Before implementing your algorithm, you need to split your data into train/dev/test sets. 1. Normal person #1 (not a bird watching expert) 1.0% error, Normal person #2 (not a bird watching expert) 1.2% error. _____ refers to the comprehensive set of managerial activities and tasks concerned with attracting, developing, and maintaining a qualified workforce in ways that contribute to organizational effectiveness. 926 0 obj <>stream After setting up your train/dev/test sets, the City Council comes across another 1,000,000 images, called the citizens data. (Check all that apply). Donec aliquet. Pellentesque dapibus efficitur laoreet. In the context of money laundering, ' Structuring ' is characterized as the process in which a huge sum of money is split into smaller sections or transactions in order to locate funds without coming to the notice of the legal department. Another colleague wants to use microphones placed outside the car to better hear if there are other vehicles around you. You are a famous researcher in the City of Peacetopia. Examples of a complex hypothesis include: "People with high-sugar diets and sedentary activity levels are more likely to develop depression." "Younger people who are regularly exposed to green, outdoor areas have better subjective well-being than older adults who have limited exposure to green spaces." You are employed by a startup building self-driving cars. Because of years of working on Cat detectors, you have such a huge dataset of 100,000,000 cat images that training on this data takes about two weeks. Are you sure you want to create this branch? The statement is false because Monteverdi claimed that Baroque composers were in reaction against their Renaissance predecessors and their excessive use of polyphony. Which of the following ways can be used by a manager to increase vertical differentiation? He is aware of the risks that the residents of a nearby community will face because of the liquid pollutants released from the manufacturing unit. endstream endobj 898 0 obj <>>>/Filter/Standard/Length 128/O(S!67yNX8|UD7[\)L)/P -1340/R 4/StmF/StdCF/StrF/StdCF/U(C+`$ )/V 4>> endobj 899 0 obj <>/Metadata 132 0 R/PageLayout/OneColumn/Pages 888 0 R/StructTreeRoot 386 0 R/Type/Catalog>> endobj 900 0 obj <>/ExtGState<>/Font<>/XObject<>>>/Rotate 0/StructParents 0/Type/Page>> endobj 901 0 obj <>stream For the output layer, a softmax activation would be a good choice for the output layer because this is a multi-task learning problem. Train a bigger model to try to do better on the training set. You do not necessarily need to fix the incorrectly labeled data in the training set, because its okay for the training set distribution to differ from the dev and test sets. Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nam risus ante, dapibus a molestie consequat, ultrices ac magna. In todays high-tech world, teams can exist any place where there is access to the internet. The 80,000 remaining images will be split equally in dev and test sets. Which of the following plans should Alex invest in to accomplish his mission? A learning algorithms performance can be better human-level performance but it can never be better than Bayes error. This network structure allows companies to come together quickly to exploit rapidly changing opportunities. These issues and many more must be resolved if mergers of global companies are to succeed. Select one: a. increase the number of levels in the hierarchy O b. increase the richness of the environment O c. diversify the business d. manufacture products at several different locations. Which of the following is the strongest association between chords used in tonal harmony? (Check all that apply). O A. Needing two weeks to train will limit the speed at which you can iterate. You have some unanswered questions. We recommend that you spend time reading the feedback for this quiz, to understand what issues that you will want to consider when you are building your own machine learning project. Q10. After further discussions, the city narrows down its criteria to: If you had the three following models, which one would you choose? Structuring Machine Learning Projects Week 1 Quiz Answers, Structuring Machine Learning Projects Week 2 Quiz Answers, The Complete AI Data Science Deep Learning Course, Explain Scatterplots and correlation in Details, List out Quality of service [QoS] attributes in UMTS, Conceptual Framework for Internet of Things (IoT), Characteristics of Internet of Things (IoT), Introduction to the Internet of Things (IoT), Wireless Network (WN) Paper Solution Dec 16 EXTC, Creating Toolpaths for a CNC Lathe Quiz Networking Funda, Introduction to User Experience Design Quiz, Introduction to Digital Transformation Part 1 Quiz, Normal person #1 (not a bird watching expert), Normal person #2 (not a bird watching expert), 940,000 images randomly picked from (900,000 internet images + 60,000 cars front-facing camera images), 20,000 images randomly picked from (900,000 internet images + 60,000 cars front-facing camera images), 20,000 images from your cars front-facing camera, 20,000 images from the cars front-facing camera, Errors due to rain drops stuck on your cars front-facing camera. The FCIA provides coverage against commercial risks and political risks. Select one: a. increase the number of levels in the hierarchy O b. increase the richness of the environment O c. diversify the business d. manufacture products at several different locations d.) Structuring is an example of money laundering. As part of its strategic plan for the giant merger, Pfizer put together 14 groups that would make recommendations concerning finances, human resources, operation support, capital improvements, warehousing, logistics, quality control, and information technology. document.write([location.protocol, '//', location.host, location.pathname].join('')); Technology is also enabling corporations to create virtual work teams. 1. The distribution of data you care about contains images from your cars front-facing camera; which comes from a different distribution than the images you were able to find and download off the internet. Adding synthesized images that look like real foggy pictures taken from the front-facing camera of your car to training dataset wont help the model improve because it will introduce avoidable-bias. To be successful in outsourcing efforts, managers must do the following: Recent mergers creating mega-firms (such as Microsoft and LinkedIn, Amazon and Whole Foods, and Verizon and Yahoo) raise some important questions regarding corporate structure. Q1. (Check two options. %PDF-1.5 % "Too many people vote for my individual vote to make a difference." C. "I registered to vote last week." D. "I know my mayor because she lives in my neighborhood." "I know who is running for the Senate in my state." B. Based on the table from the previous question, a friend thinks that the training data distribution is much easier than the dev/test distribution. A binary search tree whose left subtree and right subtree differ in heig ht by at most 1 unit is called A) AVL tree B) Red-black tree C) Lemma tree D) None of the above (I.e., Bayes error for the training data distribution is probably higher than for the dev/test distribution.). What do you think? According to Vygotsky's theory, the culture in which a student lives has minimal influence on the knowledge, skills, and beliefs of the student. How valuable is the Brandless brand? Select one: a. increase the number of levels in the hierarchy O b. increase the richness of the environment O c. diversify the business d. manufacture products at several different locations Q5. Opportunism. The 1,000,000 citizens data images do not have a consistent x>y mapping as the rest of the data (similar to the New York City/Detroit housing prices example from lecture). 1. Your system and your competitor both deliver systems with about the same running time and memory size. It contributes to an alliance only its core competencies, or key capabilities. The great promise of exporting is that _____. You have a large variance problem because your model is not generalizing well to data from the same training distribution but that it has never seen before. The City Council tells you that they want an algorithm that. You find that a team of ornithologists debating and discussing an image gets an even better 0.1% performance, so you define that as human-level performance. After working further on your algorithm, you end up with the following:Human-level performance0.1%Training set error2.0%Dev set error2.1%, Based on the evidence you have, which two of the following four options seem the most promising to try? They used a broad set of traditional rhythmic patterns drawn directly from Renaissance music. 10,000 images on which the algorithm made a mistake. Which of the following is an advantage of countertrade? Having built a good Bird detector, you should be able to take the same model and hyperparameters and just apply it to the Cat dataset, so there is no need to iterate. Choose the training set to be the 900,000 images from the internet along with 20,000 images from your cars front-facing camera. Nam lacinia pulvinar tortor nec facilisis. _____ denotes a whole range of barter-like agreements and its principle is to trade goods and services for other goods and services when they cannot be traded for money. ), Your friend is wrong. Your 100,000 labeled images are taken using the front-facing camera of your car. Periodically, all businesses must reevaluate the way they do business. Alex Richards is the owner of a pesticide manufacturing company. Each employee is important to the overall effectiveness of an organization. You decide to focus on the dev set and check by hand what are the errors due to. Computer Graphics and Multimedia Applications, Investment Analysis and Portfolio Management, Supply Chain Management / Operations Management. The statement that is most likely that of an informed voter is "I recognize the media can be a biased source." This is true because an informed voter likes to read the newspapers and watch the TV news in order to know more about the candidates, their activities and the party's platforms. Which of the following is the term for successive shifts in increasing or decreasing volume? Experts are tested by Chegg as specialists in their subject area. You find the following levels of accuracy: If your goal is to have human-level performance be a proxy (or estimate) for Bayes error, how would you define human-level performance? You signed in with another tab or window. Donec aliquet. O b. You are carrying out error analysis and counting up what errors the algorithm makes. TermWhich of the following is a disadvantage of using a letter of credit (L/C)? There is little risk of overfitting to the 1,000 pictures of fog so long as you are combining it with a much larger (>>1,000) of clean/non-foggy images. Select one: a. five O b. six c. seven d. nine Note that it is important that the dev set and test set have the same distribution. Your algorithm overfits the dev set because the error of the dev and test sets are very close. A _____ states that the bank will pay a specified sum of money to a beneficiary, normally the exporter, on presentation of particular, specified documents. For example, payroll functions such as recording hours, managing benefits and wage rates, and issuing paychecks have been handled for years by third-party providers. True because it is greater than the other error categories added together (8.0 > 4.1+2.2+1.0). Beyond designing a new organizational structure, one of the most difficult challenges when merging two large companies is uniting the cultures and creating a single business. You object because: You train a system, and its errors are as follows (error = 100%-Accuracy): This suggests that one good avenue for improving performance is to train a bigger network so as to drive down the 4.0% training error. She hopes you can help her out using transfer learning. An outside consultant was hired to facilitate the process. It turns out Peacetopia has hired one of your competitors to build a system as well. The view of HRM as part of the legal enforcement arm of an organization is largely applicable only in the United States. d. It was concerned with every motion that a worker made. A _____ is payable on presentation to the drawee. You find that a team of ornithologists debating and discussing an image gets an even better 0.1% performance, so you define that as "human-level performance." After working further on your algorithm, you end up with the following: To ensure this splitting of money, several bank accounts with several names are used. Transfer learning from your vision dataset could help your colleague get going faster. Which of the following was an effect of the Industrial Revolution? 10) Which of the following statements is most true about structuring? Q12. Vertical Structure 2. If you had the three following models, which one would you choose? If one example is equal to[0 ? How does technology enable firms to organize as virtual corporations? Create Week 1 Quiz - Bird recognition in the city of Peacetopia (case. Although firms that are purely virtual organizations are still relatively scarce, many companies are embracing several characteristics of the virtual structure. As more and more global mergers take place, sometimes between the most unlikely suitors, companies must ensure that the integration plan includes strategies for dealing with cultural differences, establishing a logical leadership structure, implementing a strong two-way communications channel at all levels of the organization, and redefining the new organizations vision, mission, values, and culture.20. b.) Want to cite, share, or modify this book? Use the data you have to define a new evaluation metric (using a new dev/test set) taking into account the new species, and use that to drive further progress for your team. But over the last few months, a new species of bird has been slowly migrating into the area, so the performance of your system slowly degrades because your data is being tested on a new type of data. They are transpositions, or repetitions of the same patterns starting on different pitches, They are modes, or different expressions of one common pattern started on different pitches, They are cadences, or methods for expressing harmonic progressions, They are all mediants, or repeated patterns of tonal centers.
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