8. The record of a weather station shows that out of the past 250 consecutive days, its weather forecasts were correct 1752 times. (i) what is the probability that on a given day it was correct? (ii) What is the probability that it was not correct on a given day?
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Hey!
* Total outcomes= 250.
Favorable outcomes of correct forecast.
= 175.
1) Therefore probability of correct forecast
= 175/250 = 7/10.
Favorable outcome of wrong forecast.
= 250-175= 75.
2) Therefore probability of wrong forecast
= 75/250= 3/10.
Hope it helps.
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