CA Foundation Maths, Statistics, Logic, and Reasoning: Questions 1 of 154
» Theoretical Distributions Binomial
MCQ▾
Question
The total area of the normal curve is
Choices
Choice (4)  Response  

a.  Any value between 0 and 1. 

b.  50 per cent. 

c.  One 

d.  0.50. 

Answer
c.
Explanation
The total area of the normal curve is one
The total area under the curve is always 1, and nearly all of the area lies between and
. The three pictures below show normal curves with different standard deviations.