Answer: 11
Step-by-step explanation: You divide 495/45 and you get 11
which class is this because I am in 7th class so that's why I can't give
I don't know how it was discovered, but i do know for a fact that it is 22 divided by 7
Answer: B) <span>missing data
There are 123 people that were not reachable, making missing data the biggest problem.
It could be voluntary, but we're not told that, and it is most likely not voluntary, which also cancels out the chance that it could be self-interest. Precise numbers are usually what you want to aim for when you collect data, so that isn't a problem here.
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