Given that X∼N(20,25)X \sim N(20, 25)X∼N(20,25) find the following probabilities
P(X>25)P(X > 25)P(X>25)
P(X<14.8)P(X < 14.8)P(X<14.8)
P(13<X<19)P(13 < X < 19)P(13<X<19)
Practise Edexcel A Level Maths The Normal Distribution with exam-style questions for A Level Maths. 100 questions covering The Normal Distribution, Finding Probabilities for Normal Distributions, The Inverse Normal Distribution Function, The Standard Normal Distribution, Finding the mean and standard deviation, Approximating a Binomial Distribution, and Hypothesis Testing with the Normal Distribution, matched to the Edexcel A Level Maths (9MA0) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.