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Which of the following is a continuous variable?
i. The average weight of a newborn puppy
ii. The number of snow days during the last month
iii. The amount of time that it takes to read a book
A continuous variable can take on an infinite continuum of possible real number values. Weight and the amount of time to read a book are continuous because it is impossible to write down all the distinct potential values.
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For which of these is a binomial probability model most reasonable?
A binomial model counts the number of successes out of a specific number of attempts at a task when each attempt has a constant probability of success. The correct choice is the one that specifies the number of attempts.
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