Skip to content
MathsGenie logo
Open app

Course home

  1. A Level
  3. Maths OCR
  5. Question bank

The Normal Distribution

EasyMediumHard
1234567891011121314151617181920212223
Question 15

Given that X∼N(10,2.25)X \sim N(10, 2.25)X∼N(10,2.25) find the following probabilities:

a.

P(X>11.8)P(X > 11.8)P(X>11.8)

[1]
b.

P(X<7.45)P(X < 7.45)P(X<7.45)

[1]
c.

P(9.1<X<11.2)P(9.1 < X < 11.2)P(9.1<X<11.2)

[1]

The Normal Distribution Questions

  1. A Level
  2. /Maths
  3. /The Normal Distribution