Precision and Recall in Machine Learning Quiz 2 Number of questions: 10Time limit: 4 minutesMust be finished in one sitting. You cannot save and finish later.Questions displayed per page: 1Will allow you to go back and change your answers.Will not let you finish with any questions unattempted. 1 / 10 For Drunk drivers “You are below the alcohol limit.” True Positive False Negative True Negative False Positive 2 / 10 True Negative: You had predicted that USA would win and it won. You had predicted that USA would not win and it lost. You had predicted that USA would win and it lost. You had predicted that USA would win and it win. 3 / 10 What is meant by the term 'data quality'? The lineage of the data. The resolution of the data. The generalization present in the source data. The inherent quality of the data as characterized by its accuracy, precision, bias, level of error, etc. 4 / 10 Looking at the above rifle target, how would you describe the shooting of this contestant? Inaccurate and imprecise. Accurate and precise. Accurate and imprecise. Inaccurate and precise. 5 / 10 A rain gauge recoding data to 5 decimal places is producing precise data. True False 6 / 10 Saba thinks she may be allergic to peanuts, and takes a test that gives the following results:For people that really do have the allergy, the test says "Yes" 90% of the time• For people that do not have the allergy, the test says "Yes" 5% of the time ("false positive")If 1.3% of the population have the allergy, and Saba's test says "Yes", what are the chances that Saba really does have the allergy? 4.935% 19.2% 95% 80.8% 7 / 10 Measurements from paper maps can be regarded as 100% accurate. True False 8 / 10 What is meant by the term 'precision'? The lack of bias in the data. The level of detail at which data is stored. The extent to which a value approaches its true value. The overall quality of the data. 9 / 10 In some countries the law states that a suspect in a criminal case is: “Innocent until proven guilty”. True Negative False Positive False Negative True Positive 10 / 10 What is meant by the term 'accuracy'? The extent to which a value approaches its true value. The level of detail at which data is stored. The lack of bias in the data. The overall quality of the data. Your score is LinkedIn Facebook Twitter 0% Restart quiz
