profile-img
Eduncle posted an MCQ
February 21, 2020 • 21:36 pm 0 points
  • UGC NET
  • Commerce

Which two of the following statements are true?

(a)    The sum of the deviations from mean (ignoring algebraic signs) is greater than the sum of the deviations from median (ignoring algebraic signs)
(b)    Standard deviation is independent of change of origin and change of scale
(c)    In a symmetrical distribution, mean deviation equals 4/5 of standard deviation
(d)    In a symmetrical and bell shaped distribution, quartile deviation is 1/3 of standard deviation
Choose the correct answer from the options given below

Choose Your Answer:
0 Attempts Submit Now
  • 0 Likes
  • 1 Comments
  • 0 Shares
  • comment-profile-img>
    Eduncle Best Answer

    (b)    Standard Deviation is independent of change of origin but standard deviation is dependent of change of scale.
    (d)    In a symmetrical and bell shaped distribution (normal distribution), quartile deviation is 2/3 of standard deviation.

whatsapp-btn

Do You Want Better RANK in Your Exam?

Start Your Preparations with Eduncle’s FREE Study Material

  • Updated Syllabus, Paper Pattern & Full Exam Details
  • Sample Theory of Most Important Topic
  • Model Test Paper with Detailed Solutions
  • Last 5 Years Question Papers & Answers