On average Tempe, AZ gets rain 29.1 days a year (out of 365 days). Your weather app is predicting rain tomorrow. The app isn’t perfect though. It only predicts that it will rain around 85% of the time that it actually does rain, and it will predict rain about 9% of the time that it doesn’t rain. What is the probability that it is going to rain tomorrow?

(co 3) the times that customers spend in a book store are normally distributed with a mean of 39.5 minutes and a standard deviation of 9.4 minutes. a random sample of 25 customers has a mean of 36.1 minutes or less. would this outcome be considered unusual, so that the store should reconsider its displays? no, the probability of this outcome at 0.035, would be considered usual, so there is no problem yes, the probability of this outcome at 0.035, would be considered unusual, so the display should be redone no the probability of this outcome at 0.359 would be considered usual, so there is no problem yes, the probability of this outcome at 0.965 would be considered unusual, so the display should be redone