All AP Statistics Resources
Example Questions
Example Question #1 : How To Conduct A Sample Survey
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
i and iii
None of the above
ii and iii
i only
i and ii
i and iii
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.
Example Question #112 : Data
For which of these is a binomial probability model most reasonable?
The number of times, out of attempts, that a player can throw a basketball through the hoop from feet away.
The number of people surveyed until someone who has no pets is found.
The number of cards drawn from a deck until the two jokers are drawn.
The colors of the gummy bears in a particular bag of gummy bears from a randomly selected store rack.
The number of times a randomly selected college student has gone to the beach in the last year.
The number of times, out of attempts, that a player can throw a basketball through the hoop from feet away.
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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