aliensbrain
  • Home
  • Study
  • Quizzes
  • 🎤AI Practicefree
  • Notebooks
  • Community
  • Sign in
Multiple choice

In a group of 10 students, the mean of the lowest 9 scores is 42, while the mean of the highest 9 scores is 47. For the entire group of 10 students, the maximum possible mean exceeds the minimum possible mean by

  1. 4

  2. 3

  3. 5

  4. 6

Reveal answer Fill a bubble to check yourself
A Correct answer

Keep practicing — related questions

  • The average marks of 22 students in section A of class 9 are 52, that of 23 students of section B are 50 an...
  • Miss Gayatri's class has 12 girls and 20 boys. She wants to divide the students into groups so that, every ...
  • A teachers tries to involve her students in many group based activities such as group discussion, group pro...
  • If the blood groups of parents are AB and O, the possible blood group(s) of children is/are
  • A teacher explains complete lesson in class but does not give answer to the text book questions and encoura...
  • Which of the following is defined as a data value that corresponds to a minimum or maximum input , internal...
  • Which is the best way to combine sentences (9) and (10)? Directions for questions: The following passage is...
  • The average age of a family of 9 members is 26 years. If the youngest member of the family is 10 years old,...

Practice this chapter

  • Statistics (606 questions)
Advertisement
© Aliensbrain | all rights reserved
  • About
  • Contact
  • Terms and Condition
  • Privacy Policy