This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Mathematics Chapter 3 Data Handling – Quiz 15 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 3 Data Handling Quiz 15 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Statistical question is a question that can be aswered by collecting data and there will be variability in the data related to the question. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 2. 5, 6, 7, 9, 3. The mode is ..... A) 4. B) 7. C) 6. D) 9. Show Answer Correct Answer: C) 6. 3. Which of the following is libraries/modules in Python? A) Pandas. B) Numpy. C) Food Plotlib. D) All of these. Show Answer Correct Answer: D) All of these. 4. The tally mark IIII shows frequency. A) 5. B) 3. C) 2. D) None of these. Show Answer Correct Answer: D) None of these. 5. The complete angle is A) 360. B) 180. C) 90. D) 45. Show Answer Correct Answer: A) 360. 6. What will be the range of following data?32, 41, 28, 54, 35, 26, 33, 23, 38, 40 A) 15. B) 23. C) 31. D) 54. Show Answer Correct Answer: C) 31. 7. This helps in representing data as part of a whole A) Bar Graph. B) Histogram. C) Pie Chart. D) None of the above. Show Answer Correct Answer: C) Pie Chart. 8. Point out the correct combination with regards to kind keyword for graph plotting. A) 'hist' for histogram. B) 'box' for boxplot. C) 'area' for area plots. D) All of the mentioned. Show Answer Correct Answer: D) All of the mentioned. 9. Which of the following is a well-defined set? A) \{a happy child\}. B) \{a popular TV series\}. C) \{a favorite book by my classmates\}. D) NONE OF THESE. Show Answer Correct Answer: B) \{a popular TV series\}. 10. The range is found by finding the ..... number and subtracting the ..... number. A) Biggest, Smallest. B) Even, Odd. C) Smallest, Biggest. D) First, Last. Show Answer Correct Answer: A) Biggest, Smallest. 11. A coin is tossed. Which of the following is the probability of getting a head or tail? A) 0. B) 1/2. C) 1. D) None of these. Show Answer Correct Answer: C) 1. 12. A bar graph consists of a ..... line and a ..... line meeting at a point marked ..... A) Horizontal | vertical | 1. B) Vertical | horizontal | 0. C) Horizontal | diagonal | 0. D) Diagonal | vertical | 0. Show Answer Correct Answer: B) Vertical | horizontal | 0. 13. 20, 24, 20, 22, 21, 20. The mode is ..... A) 23. B) 20. C) 25. D) 24. Show Answer Correct Answer: B) 20. 14. Calculate 20% of 260. A) 26. B) 13. C) 54. D) 52. Show Answer Correct Answer: D) 52. 15. What is the arithmatic mean of 1, 2, ..... , 9, 10? A) 5.5. B) 6. C) 7.5. D) 10. Show Answer Correct Answer: A) 5.5. 16. The mean of 8 observations was found to be 57 later on it was discovered that one observation 48 was misread as 84, find the correct mean. A) 5.25. B) 60. C) 420. D) 52.5. Show Answer Correct Answer: D) 52.5. 17. What is the singular form of data? A) Dated. B) Datun. C) Datum. D) DATIM. Show Answer Correct Answer: C) Datum. 18. What is the median of the data below?42, 2, 54, 12, 20, 6, 30 A) 12. B) 2. C) 54. D) 20. Show Answer Correct Answer: D) 20. 19. Usually, data available to us in an unorganised form is called A) Raw data. B) Data. C) Information. D) Facts and figures. Show Answer Correct Answer: A) Raw data. 20. The ..... of a set of observations is the observation that occurs most often. A) Mode. B) Range. C) Median. D) None of the above. Show Answer Correct Answer: A) Mode. 21. Numbers from 1 to 15 are written on separate slips(one number on one slip), kept in a box and mixed well. One slip chosen from the box without looking into it. What is the probability of getting a number greater than 6? A) 9/10. B) 6/10. C) 3/5. D) None of these. Show Answer Correct Answer: C) 3/5. 22. When 2 coins are tossed together, what is the probability of getting tails on both coins? A) $\frac{1}{2}$. B) $\frac{2}{4}$. C) $\frac{1}{4}$. D) $1$. Show Answer Correct Answer: C) $\frac{1}{4}$. 23. The median is always one of the numbers in a data A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: B) FALSE. 24. $30-50$ A) 30. B) 20. C) 50. D) 80. Show Answer Correct Answer: A) 30. 25. Form's 1 students hobbies during CMCO is a type of A) Numerical data. B) Categorical data. C) Continuous data. D) Qualitative data. Show Answer Correct Answer: B) Categorical data. ← PreviousNext →Related QuizzesClass 7 Mathematics Chapter 3 Data Handling Quiz 1Class 7 Mathematics Chapter 3 Data Handling Quiz 2Class 7 Mathematics Chapter 3 Data Handling Quiz 3Class 7 Mathematics Chapter 3 Data Handling Quiz 4Class 7 Mathematics Chapter 3 Data Handling Quiz 5Class 7 Mathematics Chapter 3 Data Handling Quiz 6Class 7 Mathematics Chapter 3 Data Handling Quiz 7Class 7 Mathematics Chapter 3 Data Handling Quiz 8Class 7 Mathematics Chapter 3 Data Handling Quiz 9Class 7 Mathematics Chapter 3 Data Handling Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books