Which evaluation metric measures the percentage of recommended items that are relevant to the user?Question 10Answera.Precisionb.F1-scorec.Mean Average Precision (MAP)d.Recall

Which evaluation metric is commonly used for binary classification problems and measures the proportion of true positive predictions among all positive examples?Select one:a. Recallb. Precision

Which of the following is interpreted as the percentage of scores in a reference group that falls below a particular raw score?Group of answer choicesReference groupPercentile rankStandard scoresNone of the above

It is obtained by calculating the proportion of the total number of test takers who answered the item correctly “p”.a.Item reliability indexb.Item validity indexc.Item discrimination indexd.Item-difficulty index

, what evaluation metrics would be appropriate for the given task

4. A company is building a video streaming application that offers a variety of movies. The company wants its Machine Learning Specialist to develop a model that gives recommendations based on user's preferences and watch history. The company is customer-centric, so giving users a positive experience is their top priority. Which metric has the MOST relevance when evaluating the model?PrecisionFalse Negative RateRoot Mean Square Error (RMSE)Recall