Mathematics
Grade10
Easy

Question

For a standard normal variate, the value of the standard deviation is ____

  1. 0
  2. 1
  3. ∞ 
  4. None of the above

hintHint:

F o r space t h e space s tan d a r d space n o r m a l space d i s t r i b u t i o n comma space t h e space v a l u e space o f space t h e space m e a n space i s space e q u a l space t o space z e r o space left parenthesis mu equals 0 right parenthesis comma space a n d space t h e space v a l u e space o f space t h e space s tan d a r d space d e v i a t i o n left parenthesis sigma right parenthesis space i s space e q u a l space t o space 1.

The correct answer is: 1


    1 comma space i s space t h e space c o r r e c t space c h o i c e

F o r space t h e space s tan d a r d space n o r m a l space d i s t r i b u t i o n comma space t h e space v a l u e space o f space t h e space m e a n space i s space e q u a l space t o space z e r o space left parenthesis mu equals 0 right parenthesis comma space a n d space t h e space v a l u e space o f space t h e space s tan d a r d space d e v i a t i o n left parenthesis sigma right parenthesis space i s space e q u a l space t o space 1.

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