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@ -917,48 +917,52 @@
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"title": "Classification 1: Pre-Lecture Quiz",
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"title": "Classification 1: Pre-Lecture Quiz",
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"quiz": [
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"quiz": [
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{
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{
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"questionText": "q1",
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"questionText": "Classification is a form of supervised learning that has a lot in common with",
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"answerOptions": [
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"answerOptions": [
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{
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{
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"answerText": "a",
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"answerText": "Time Series",
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"isCorrect": "false"
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"isCorrect": "false"
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},
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},
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{
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{
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"answerText": "b",
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"answerText": "Regression techniques",
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"isCorrect": "true"
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"isCorrect": "true"
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},
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},
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{
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{
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"answerText": "c",
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"answerText": "NLP",
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"isCorrect": "false"
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"isCorrect": "false"
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}
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}
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]
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]
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},
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},
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{
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{
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"questionText": "q2",
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"questionText": "What question can classification help answer?",
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"answerOptions": [
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"answerOptions": [
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{
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{
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"answerText": "a",
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"answerText": "Is this email spam or not?",
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"isCorrect": "true"
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"isCorrect": "true"
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},
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},
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{
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{
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"answerText": "b",
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"answerText": "Can pigs fly?",
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"isCorrect": "false"
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},
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{
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"answerText": "What is the meaning of life?",
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"isCorrect": "false"
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"isCorrect": "false"
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}
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}
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]
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]
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},
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},
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{
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{
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"questionText": "q3",
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"questionText": "What is the first step to using Classification techniques?",
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"answerOptions": [
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"answerOptions": [
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{
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{
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"answerText": "a",
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"answerText": "creating classes of a dataset",
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"isCorrect": "false"
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"isCorrect": "false"
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},
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},
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{
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{
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"answerText": "b",
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"answerText": "cleaning and balancing your data",
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"isCorrect": "true"
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"isCorrect": "true"
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},
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},
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{
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{
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"answerText": "c",
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"answerText": "assigning a data point to a group or outcome",
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"isCorrect": "false"
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"isCorrect": "false"
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}
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}
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]
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]
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@ -970,48 +974,48 @@
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"title": "Classification 1: Post-Lecture Quiz",
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"title": "Classification 1: Post-Lecture Quiz",
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"quiz": [
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"quiz": [
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{
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{
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"questionText": "q1",
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"questionText": "What is a multiclass question?",
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"answerOptions": [
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"answerOptions": [
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{
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{
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"answerText": "a",
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"answerText": "the task of classifying data points into multiple classes",
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"isCorrect": "false"
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"isCorrect": "true"
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},
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},
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{
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{
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"answerText": "b",
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"answerText": "the task of classifying data points into one of several classes",
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"isCorrect": "true"
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"isCorrect": "true"
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},
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},
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{
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{
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"answerText": "c",
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"answerText": "the task of cleaning data points in multiple ways",
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"isCorrect": "false"
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"isCorrect": "false"
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}
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}
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]
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]
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},
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},
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{
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{
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"questionText": "q2",
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"questionText": "It's important to clean out recurrent or unhelpful data to help your classifiers solve your problem.",
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"answerOptions": [
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"answerOptions": [
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{
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{
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"answerText": "a",
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"answerText": "true",
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"isCorrect": "true"
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"isCorrect": "true"
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},
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},
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{
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{
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"answerText": "b",
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"answerText": "false",
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"isCorrect": "false"
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"isCorrect": "false"
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}
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}
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]
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]
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},
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},
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{
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{
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"questionText": "q3",
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"questionText": "What's the best reason to balance your data?",
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"answerOptions": [
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"answerOptions": [
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{
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{
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"answerText": "a",
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"answerText": "Imbalanced data looks bad in visualizations",
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"isCorrect": "false"
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"isCorrect": "false"
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},
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},
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{
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{
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"answerText": "b",
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"answerText": "Balancing your data yields better results because an ML model won't skew towards one class",
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"isCorrect": "true"
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"isCorrect": "true"
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},
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},
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{
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{
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"answerText": "c",
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"answerText": "Balancing your data gives you more data points",
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"isCorrect": "false"
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"isCorrect": "false"
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}
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}
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]
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]
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