Aww... I have a dog named Tilly, *Ahem* It would take 36 seconds. Hope this helpz...
Answer:
I think the correct answers are options 2 and 4.
Answer:
All events are independent
Step-by-step explanation:
You are given the table

Two events A and B are independent when

a) A="Chocolate"
B="Adults"
A and B="Chocolate and Adults"

Since
events are independent
b) A="Children"
B="Chocolate"
A and B="Children and Chocolate"

Since
events are independent
c) A="Vanilla"
B="Children"
A and B="Vanilla and Children"

Since
events are independent
4.24 is the answer I believe,
AZ^2= 2^2 + 2^2 = 8
AP^2 = ZP^2 = 5^2 + 7^2 = 74
P^2of APZ = /8 + 74*2 =156
P= 12.489