Question 195

If the standard deviation of the numbers 2 , 4 , 5 and 6 is 'K', then the standard deviation of the number 4 , 6 , 7 and 8 is


Create a FREE account and get:

  • Download Maths Shortcuts PDF
  • Get 300+ previous papers with solutions PDF
  • 500+ Online Tests for Free

cracku

Boost your Prep!

Download App