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Sum of Probabilities of Favorable and Unfavorable Event

The probabili...

Question

The probability of it being a rainy day is 0.75, then the probability of it not being a rainy day is

A

0.25

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B

0.35

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C

0.05

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D

2.5

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Q. Martha wants to predict the probability of rain today based on the previous data. In the last 100 days, if it did not rain on 68 days, then what is the probability of today being a rainy day?

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days? Given that there is at least one rainy day, The probability that these are at least two rainy days is

(1 - {(0.7)}^{7}); \frac{1 - k {(0.7)}^{7}}{1 - {(0.7)}^{7}}

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