For the following numerical attributes, state whether each is discrete or continuous,
(a) the number of items in a purchase made at a neighborhood store
(b) the amount by which a 1-pound package of ground beef decreases in weight (because of moisture
loss) before purchase
(c) the number of kernels in a bag of microwave popcorn that fail to pop
(d) the number of commercials in a televised sporting event
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(a) Discrete - The number of items in a purchase made at a neighborhood store can only take on whole numbers and cannot be divided further.
(b) Continuous - The amount by which a 1-pound package of ground beef decreases in weight can take on any value within a range and can be subdivided further.
(c) Discrete - The number of kernels in a bag of microwave popcorn that fail to pop can only take on whole numbers and cannot be divided further.
(d) Discrete - The number of commercials in a televised sporting event can only take on whole numbers and cannot be divided further.
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