What does ethics in daa sciecne include.
\r\n","choices":[{"text":"Data theft
\r\n","value":"A"},{"text":"Fairness and bias
\r\n","value":"B"},{"text":"Ignoring privacy
\r\n","value":"C"},{"text":"Manipulating data
\r\n","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1065755,"question":"Which model predicts categorical outcomes.
\r\n","choices":[{"text":"Linear regression
\r\n","value":"A"},{"text":"Logistic regression
\r\n","value":"B"},{"text":"Pca
\r\n","value":"C"},{"text":"Arima
\r\n","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1065754,"question":"Which of the following is not a tpe of data visualization.
\r\n","choices":[{"text":"Bar chart
\r\n","value":"A"},{"text":"Pie chart
\r\n","value":"B"},{"text":"Equation
\r\n","value":"C"},{"text":"Scatterplot
\r\n","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":1065752,"question":"What is the square root of varieance
\r\n","choices":[{"text":"Mean
\r\n","value":"A"},{"text":"Standard deviation
\r\n","value":"B"},{"text":"Median
\r\n","value":"C"},{"text":"Mode
\r\n","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1065751,"question":"Which tool is commonly used for creating visualizations.
\r\n","choices":[{"text":"Excel
\r\n","value":"A"},{"text":"Notepad
\r\n","value":"B"},{"text":"Word
\r\n","value":"C"},{"text":"Paint
\r\n","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":1065750,"question":"Which chart is used to show distribution of data.
\r\n","choices":[{"text":"Line graph
\r\n","value":"A"},{"text":"Histogram
\r\n","value":"B"},{"text":"Pie chart
\r\n","value":"C"},{"text":"Boxplot
\r\n","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1065749,"question":"Which visualizatio is best for comparing categories.
\r\n","choices":[{"text":"Line graph
\r\n","value":"A"},{"text":"Bar Cart
\r\n","value":"B"},{"text":"Scatterplot
\r\n","value":"C"},{"text":"Histogram
\r\n","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1065748,"question":"Which clustering method requires choosing the number of grops beforehand.
\r\n","choices":[{"text":"Hierachical clustering
\r\n","value":"A"},{"text":"Dbscan
\r\n","value":"B"},{"text":"k- means clustering
\r\n","value":"C"},{"text":"gaussian mixture model
\r\n","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":1065747,"question":"What is clustering used for.
\r\n","choices":[{"text":"Making predictions
\r\n","value":"A"},{"text":"Grouping similar items
\r\n","value":"B"},{"text":"Calculating probabilities
\r\n","value":"C"},{"text":"Finding averages
\r\n","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1065746,"question":"Which model uses a decision threshold.
\r\n","choices":[{"text":"Linear regression
\r\n","value":"A"},{"text":"Logistic regression
\r\n","value":"B"},{"text":"K means clustering
\r\n","value":"C"},{"text":"pca
\r\n","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1065745,"question":"Which loss function is used in linear regression.
\r\n","choices":[{"text":"log loss
\r\n","value":"A"},{"text":"cross entropy loss
\r\n","value":"B"},{"text":"Mean squared error
\r\n","value":"C"},{"text":"Accuracy
\r\n","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":1065744,"question":"Which model predicts continuous numeric value
\r\n","choices":[{"text":"Logistic regression
\r\n","value":"A"},{"text":"Linear regression
\r\n","value":"B"},{"text":"k-means clustering
\r\n","value":"C"},{"text":"Accuracy
\r\n","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1065743,"question":"What is the output of logistic regression .
\r\n","choices":[{"text":"Binary outcome 0 or 1
\r\n","value":"A"},{"text":"Continous value
\r\n","value":"B"},{"text":"Time Series
\r\n","value":"C"},{"text":"Cluster
\r\n","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":1065742,"question":"Which step tests how well the model performs.
\r\n","choices":[{"text":"Model development
\r\n","value":"A"},{"text":"Model evaluation
\r\n","value":"B"},{"text":"Model training
\r\n","value":"C"},{"text":"Model deployment
\r\n","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1065741,"question":"Which algorithm is used for predicting numerical values.
\r\n","choices":[{"text":"Logistic regression
\r\n","value":"A"},{"text":"Linear regression
\r\n","value":"B"},{"text":"k-means clustering
\r\n","value":"C"},{"value":"D"},{"text":"Decision tree
\r\n","value":"E"}],"correctAnswer":2}]