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. 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. 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.

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