Explore Westonci.ca, the top Q&A platform where your questions are answered by professionals and enthusiasts alike. Get immediate and reliable solutions to your questions from a knowledgeable community of professionals on our platform. Get immediate and reliable solutions to your questions from a community of experienced professionals on our platform.

Show all relevant steps.
If fire fighters response time to an emergency call is normally distributed with a mean of 9 minutes and a standard deviation of 2 minutes. Determine the percent of emergency calls with a firefighter response time:
(a) Between 7 and 11 minutes (b) Less than 12.2 mins (c) At least 7.8 minutes


Sagot :

The answer is A hope this helps!