## Elementary Statistics: A Step-by-Step Approach with Formula Card 9th Edition

a. $0.332$ b. $0.668$
a. None of the 5 was family and children’s $p=(1-0.198)^5=0.332$ b. At least 1 of the 5 was family and children’s This is the complement of (a): $1-0.332=0.668$