Question

The length of a text messaging conversation is normally distributed with a mean of 2 minutes and a standard deviation of 0.5 minutes. What is the probability that a conversation lasts longer than 3 minutes?
A. 0.043351
B. 0.063748
C. 0.02275
D. 0.095424

Answer 1

A.
I think.
tell me if its right pls