Question: answer all questions with explanation Problem 3 6.0 points possible (graded, results hidden) In a country, a day can be either rainy or sunny. The

answer all questions with explanation

Problem 3 6.0 points possible (graded, results hidden) In a country, a day can be either rainy or sunny. The probability of a day being rainy is 40.0% . Suppose, you have chosen 15 random days in a year. a. What is the mean number of rainy days among all those chosen days? Answer in exact fraction, or rounded to at least 2 decimal places. b. What is the standard deviation in the number of rainy days? Answer in exact fraction, or rounded to at least 2 decimal places. c. What is the probability that the number of rainy days is more than 1 standard deviations away from the mean value? Answer in exact fraction, or rounded to at least 4 decimal places. Submit You have used 0 of 2 attempts Save

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