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Q. In a survey, the number of books read by students is: 1, 2, 2, 3, 4, 4, 4, 5. What is the mode?
  • A. 1
  • B. 2
  • C. 4
  • D. 5
Q. In a survey, the number of languages spoken by individuals is recorded as follows: 1, 2, 2, 3, 3, 3, 4. What is the mode?
  • A. 1
  • B. 2
  • C. 3
  • D. 4
Q. In a survey, the number of languages spoken by individuals is recorded as: 1, 2, 2, 3, 1, 1, 4. What is the mode?
  • A. 1
  • B. 2
  • C. 3
  • D. 4
Q. In a survey, the number of languages spoken by participants is recorded as follows: 1, 2, 2, 3, 3, 3, 4, 5. What is the mode?
  • A. 1
  • B. 2
  • C. 3
  • D. 4
Q. In a survey, the number of siblings reported by participants is: 0, 1, 2, 1, 2, 2, 3. What is the mode?
  • A. 0
  • B. 1
  • C. 2
  • D. 3
Q. In a test, the scores of 12 students are: 10, 10, 20, 20, 20, 30, 30, 40, 50, 50, 50, 60. What is the mode?
  • A. 10
  • B. 20
  • C. 30
  • D. 50
Q. In the data set 1, 1, 2, 3, 3, 3, 4, 5, what is the mode?
  • A. 1
  • B. 2
  • C. 3
  • D. 4
Q. In the data set 1, 2, 2, 3, 4, 4, 4, 5, 5, what is the mode?
  • A. 1
  • B. 2
  • C. 4
  • D. 5
Q. In the data set 4, 4, 5, 6, 6, 6, 7, 8, what is the mode?
  • A. 4
  • B. 5
  • C. 6
  • D. 7
Q. In the data set 5, 6, 7, 5, 8, 5, 9, 6, what is the mode?
  • A. 5
  • B. 6
  • C. 7
  • D. 8
Q. In the data set 9, 10, 10, 11, 12, 12, 12, 13, what is the mode?
  • A. 9
  • B. 10
  • C. 11
  • D. 12
Q. In the data set {3, 7, 3, 2, 5, 3, 8, 9, 2}, what is the mode?
  • A. 2
  • B. 3
  • C. 5
  • D. 7
Q. In the data set {4, 1, 2, 4, 3, 4, 5, 1}, what is the mode?
  • A. 1
  • B. 2
  • C. 4
  • D. 5
Q. In the data set: 2, 3, 3, 4, 4, 5, 5, 5, what is the mode?
  • A. 2
  • B. 3
  • C. 4
  • D. 5
Q. In the following data set: 1, 2, 2, 3, 3, 4, 4, 4, what is the mode?
  • A. 1
  • B. 2
  • C. 3
  • D. 4
Q. In the following data set: 4, 4, 4, 5, 5, 6, 7, 8, what is the mode?
  • A. 4
  • B. 5
  • C. 6
  • D. 7
Q. In the following data set: 9, 10, 10, 11, 12, 12, 12, 13, what is the mode?
  • A. 9
  • B. 10
  • C. 11
  • D. 12
Q. In the following set of scores: 45, 50, 50, 60, 70, 70, 70, 80, what is the mode?
  • A. 45
  • B. 50
  • C. 60
  • D. 70
Q. In the set of numbers 10, 20, 20, 30, 30, 30, 40, what is the mode?
  • A. 10
  • B. 20
  • C. 30
  • D. 40
Q. In the set of numbers 5, 5, 6, 7, 8, 8, 8, 9, what is the mode?
  • A. 5
  • B. 6
  • C. 7
  • D. 8
Q. In the set {1, 1, 2, 3, 3, 4, 4, 4, 5}, which number is the mode?
  • A. 1
  • B. 2
  • C. 3
  • D. 4
Q. In the set {5, 5, 6, 7, 8, 8, 9}, which number is the mode?
  • A. 5
  • B. 6
  • C. 7
  • D. 8
Q. The ages of a group of people are: 22, 25, 22, 30, 22, 25, 30. What is the mode of their ages?
  • A. 22
  • B. 25
  • C. 30
  • D. None
Q. The ages of a group of people are: 22, 25, 22, 30, 25, 22, 28. What is the mode of their ages?
  • A. 22
  • B. 25
  • C. 28
  • D. 30
Q. The average of 10 numbers is 50. If one number is removed, the average becomes 48. What is the removed number?
  • A. 60
  • B. 50
  • C. 40
  • D. 30
Q. The average of 10, 20, 30, and x is 25. What is the value of x?
  • A. 20
  • B. 30
  • C. 40
  • D. 50
Q. The average of 4 numbers is 15. If one number is increased by 5, what will be the new average? (2019)
  • A. 15
  • B. 16
  • C. 17
  • D. 18
Q. The average of 4, 6, 8, and x is 7. What is the value of x?
  • A. 6
  • B. 8
  • C. 10
  • D. 12
Q. The average of 7 numbers is 14. If one number is added which is 10 more than the average, what will be the new average?
  • A. 15
  • B. 16
  • C. 17
  • D. 18
Q. The average of 8 numbers is 15. If one number is excluded, the average of the remaining numbers becomes 12. What is the excluded number?
  • A. 24
  • B. 20
  • C. 18
  • D. 16
Showing 211 to 240 of 345 (12 Pages)

Statistics & Probability MCQ & Objective Questions

Statistics and Probability are crucial subjects for students preparing for various school and competitive exams in India. Mastering these topics not only enhances your analytical skills but also boosts your confidence in tackling exam questions. Practicing MCQs and objective questions is an effective way to solidify your understanding and improve your performance in exams. By focusing on important questions and practice questions, you can ensure a thorough preparation strategy.

What You Will Practise Here

  • Fundamental concepts of Statistics including mean, median, and mode
  • Probability theory and its applications in real-life scenarios
  • Understanding and interpreting various types of data distributions
  • Key formulas related to permutations and combinations
  • Graphical representation of data through charts and histograms
  • Statistical measures of dispersion such as variance and standard deviation
  • Concepts of conditional probability and independent events

Exam Relevance

Statistics and Probability are integral parts of the curriculum for CBSE, State Boards, NEET, and JEE. These topics frequently appear in the form of MCQs, where students are tested on their ability to apply concepts to solve problems. Common question patterns include calculating probabilities, interpreting data sets, and applying statistical formulas. Familiarity with these question types can significantly enhance your exam readiness.

Common Mistakes Students Make

  • Confusing the concepts of mean, median, and mode
  • Misunderstanding the difference between independent and dependent events
  • Overlooking the importance of units when calculating probabilities
  • Failing to interpret graphs and charts accurately
  • Neglecting to practice problems involving permutations and combinations

FAQs

Question: What are the key formulas I should remember for Statistics and Probability?
Answer: Important formulas include those for mean, median, mode, variance, standard deviation, and the basic probability formula P(A) = Number of favorable outcomes / Total outcomes.

Question: How can I improve my accuracy in solving Statistics and Probability MCQs?
Answer: Regular practice of objective questions and understanding the underlying concepts will help improve your accuracy and speed in solving MCQs.

Start solving practice MCQs today to test your understanding of Statistics and Probability. The more you practice, the better prepared you will be for your exams. Let's ace those important Statistics & Probability questions together!

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