Question

4. Assume police response time to emergency calls is normally distributed with a mean of 10 minutes and a standard deviation of 3 minutes. Determine the percent of emergency call with a police response time. Do not round and use the Appendix F table.(a) between 8 and 12 minutes= (b) less than 11 minutes=

Answer 1

Given:

Mean = 10 minutes

Standard deviation = 3 minutes

Required:

Determine the percent of emergency calls with a police response time

(a) between 8 and 12 minutes

(b) less than 11 minutes

Step-by-step explanation:

(a) The percent between 8 and 12 is: