Question

Please I need help! I am only 12 so please dont be mean.
At West Middle School, 30% of students have a dog, 20% of students have a cat, 10% of students have another kind of pet, and 40% of students have no pets.

a) Explain how you can use a random-number table to find the experimental probability that in a group of 5 students, at least 2 will have a dog.

b) Use your model from part a and the table below to find the experimental probability that in a group of 5 students, at least 2 will have a dog.

Answer 1

Hi

Answer 2

wyd

Answer 3

a) one possible method:
assign each student a random one-digit number. If the number is 0-2, the student has a dog. if the number is 3 or 4 the student has a cat. If the number is 5 the student has another kind of pet. If the number is 6-9 the student has no pet.