A spinner numbered 1 through 5 is spun 3 times. what is the probability of spinning a number less than 3 each time? are these ev

Question

maksim [4K]

2 years ago

10

A spinner numbered 1 through 5 is spun 3 times. what is the probability of spinning a number less than 3 each time? are these ev

ents dependent or independent?

Mathematics

1 answer:

olya-2409 [2.1K] · Answer 1 · 2022-01-24T11:52:01+03:00

olya-2409 [2.1K]2 years ago

4 0

Prob(spinning a number < 3on 1 spin) = Prob( spinning 1 or 2) = 2/5

Prob( spinning <3 3 times) = 2/5 * 2/5 * 2/5 = 8/125

These events are independent so we multiply the probabilities.