Class 8 Mathematics - II Chapter 5: Tales by Dots and Lines — Important Questions & Mock Tests
Practice Tales by Dots and Lines topic-wise important questions, MCQs and 1, 2, 3 and 5 mark questions for CBSE revision.
300 Questions 58 Topics MCQs: 100 1 Mark: 50 2 Mark: 50 3 Mark: 50 5 Mark: 50
Topic-wise important and practice questions
Review question distribution across chapter topics for MCQs, 1 Mark questions, 2 Mark questions, 3 Mark questions, 5 Mark questions.
| Topic | MCQ | 1 Mark | 2 Mark | 3 Mark | 5 Mark | Total |
|---|---|---|---|---|---|---|
| Effect of Adding a Value on the Median | 5 | 5 | 0 | 0 | 0 | 10 |
| Line Graphs - Changes Over Time | 5 | 5 | 0 | 0 | 0 | 10 |
| Mean as a Balance Point | 5 | 5 | 0 | 0 | 0 | 10 |
| Median from Frequencies | 5 | 5 | 0 | 0 | 0 | 10 |
| Interpreting Activity Strips | 1 | 0 | 0 | 0 | 5 | 6 |
| Activity Strips - Converting Boxes to Time | 0 | 0 | 5 | 0 | 0 | 5 |
| Activity Strips - Quantitative Interpretation | 0 | 0 | 0 | 5 | 0 | 5 |
| Activity Strips as Time Data | 5 | 0 | 0 | 0 | 0 | 5 |
| Adding a Value Equal to the Mean | 0 | 5 | 0 | 0 | 0 | 5 |
| Algebraic Proof for Adding a Constant to the Mean | 0 | 0 | 0 | 5 | 0 | 5 |
| Algebraic Transformation of the Mean | 5 | 0 | 0 | 0 | 0 | 5 |
| Behaviour and Transformation of the Mean | 0 | 0 | 0 | 0 | 5 | 5 |
| Chapter Synthesis - Tales by Dots and Lines | 0 | 0 | 0 | 0 | 5 | 5 |
| Choosing Data Visualisations | 0 | 0 | 0 | 0 | 5 | 5 |
| Choosing Line Graphs for Dense Time-Series Data | 0 | 0 | 0 | 5 | 0 | 5 |
| Comparing Mean and Median | 0 | 0 | 0 | 0 | 5 | 5 |
| Comparing Mean and Median with an Extreme Value | 5 | 0 | 0 | 0 | 0 | 5 |
| Corrected Mean after Data Error | 0 | 0 | 5 | 0 | 0 | 5 |
| Correcting an Incorrectly Recorded Value | 5 | 0 | 0 | 0 | 0 | 5 |
| Data Interpretation - Scope and Missing Information | 0 | 0 | 5 | 0 | 0 | 5 |
| Data Interpretation and Generating Further Questions | 0 | 0 | 0 | 0 | 5 | 5 |
| Effect of Adding a Constant to Every Value | 5 | 0 | 0 | 0 | 0 | 5 |
| Effect of Adding a Value on the Mean | 5 | 0 | 0 | 0 | 0 | 5 |
| Effect of Multiplying Every Value | 5 | 0 | 0 | 0 | 0 | 5 |
| Effect of Removing a Value on the Mean | 5 | 0 | 0 | 0 | 0 | 5 |
| Effect of Subtracting a Constant from Every Value | 0 | 5 | 0 | 0 | 0 | 5 |
| Effect of Translation on Mean and Median | 0 | 0 | 5 | 0 | 0 | 5 |
| Finding an Unknown Value and Correcting the Mean | 0 | 0 | 0 | 5 | 0 | 5 |
| Finding an Unknown Value from the Mean | 5 | 0 | 0 | 0 | 0 | 5 |
| Finding Total from Mean | 0 | 5 | 0 | 0 | 0 | 5 |
| Interpreting Data and Recognising Missing Categories | 5 | 0 | 0 | 0 | 0 | 5 |
| Interpreting Trends in a Line Graph | 0 | 0 | 5 | 0 | 0 | 5 |
| Keeping the Mean Unchanged by Adding Values | 0 | 0 | 5 | 0 | 0 | 5 |
| Line Graph Interpretation and Data Sources | 0 | 0 | 0 | 5 | 0 | 5 |
| Line Graphs - Interpreting Steepness | 5 | 0 | 0 | 0 | 0 | 5 |
| Mean and Median from a Dot Plot | 0 | 0 | 0 | 0 | 5 | 5 |
| Mean and Median with Frequencies | 0 | 0 | 0 | 5 | 0 | 5 |
| Mean and Median with Frequency Tables | 0 | 0 | 0 | 0 | 5 | 5 |
| Mean from a Frequency Distribution | 0 | 0 | 5 | 0 | 0 | 5 |
| Mean from a Frequency Table | 5 | 0 | 0 | 0 | 0 | 5 |
| Mean versus Midpoint of Extremes | 0 | 5 | 0 | 0 | 0 | 5 |
| Median from a Frequency Distribution | 0 | 0 | 5 | 0 | 0 | 5 |
| Median of an Even Number of Observations | 0 | 5 | 0 | 0 | 0 | 5 |
| Preserving the Median when Adding Data | 0 | 0 | 0 | 5 | 0 | 5 |
| Responsible Interpretation of Line Graphs | 0 | 0 | 0 | 0 | 5 | 5 |
| Spreadsheet Cell References | 5 | 0 | 0 | 0 | 0 | 5 |
| Spreadsheet Data Analysis | 0 | 0 | 0 | 5 | 0 | 5 |
| Spreadsheet Formulas | 0 | 5 | 0 | 0 | 0 | 5 |
| Spreadsheet Formulas - SUM and AVERAGE | 5 | 0 | 0 | 0 | 0 | 5 |
| Spreadsheet Ranges and Functions | 0 | 0 | 5 | 0 | 0 | 5 |
| Spreadsheet-Based Data Analysis | 0 | 0 | 0 | 0 | 5 | 5 |
| Successive Transformations of the Mean | 0 | 0 | 5 | 0 | 0 | 5 |
| Translation of Mean and Median | 0 | 0 | 0 | 5 | 0 | 5 |
| Uniqueness of the Mean as a Balance Point | 0 | 0 | 0 | 5 | 0 | 5 |
| Using Spreadsheets for Data Analysis | 3 | 0 | 0 | 0 | 0 | 3 |
| Choosing an Appropriate Data Visualisation | 2 | 0 | 0 | 0 | 0 | 2 |
| Comparing Variation in a Line Graph | 2 | 0 | 0 | 0 | 0 | 2 |
| Reading Median from a Dot Plot | 2 | 0 | 0 | 0 | 0 | 2 |