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Hello there i hope you are having a great day :) Your question: Suppose 21% of people own a dog. If you pick two people at random, then what is the probability that they both own a dog?
1) 21% own a dog so you would do 21/100 = 0.21 this would equal the first person now the second person you would do 21/100 = 0.21
2) now you would multiply it so 0.21 x 0.21 = 0.0441 the that would be your answer.
Hopefully that helps you ❤
The probability that they both own a dog is 4.41%.
Given that 21% of people own a dog, to determine, if I pick two people at random, then what is the probability that they both own a dog, the following calculation must be performed:
The percentage must be multiplied by the number of people selected.
- 21% = 0.21
- (0.21 x 0.21) x 100 = X
- 0.0441 x 100 = X
- 4.41% = X
Therefore, the probability that they both own a dog is 4.41%.
Learn more in https://brainly.com/question/15633501
