La revolución industrial trajo nuevos inventos y tecnología a América.
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2) discretionary spending
3) groceries
5) electricity bill
<span>6) water bill
</span> is correct
Answer: a) b), c) are discrete variables and d) is continuous variable.
Explanation:
A continuous variable are those whose value is taking by measuring.
A discrete variable are those whose value is taking by counting.
So, a) Number of injuries sustained in a fall is done by counting - <u>Discrete</u>
b) Fraction of birds in a large sample infected with avian flue virus is done by counting - <u>Discrete</u>
c) Number of crimes committed by a randomly sampled individual is done by counting - <u>Discrete</u>
d) Logarithm of body mass is done by measuring - <u>Continuous</u>
Hence, a) b), c) are discrete variables and d) is continuous variable.