Asked by David

4. An environmental agency will randomly select 4 houses from a block containing 25 houses for a radon check.
a) How many total selections are possible?
b) How many permutations are possible?

Answered by Steve
a. C(25,4) = P(25,4)/4!
b. P(25,4) = 25*24*23*22
Answered by breaunee
a
There are no AI answers yet. The ability to request AI answers is coming soon!