The probability of snow for each of the next three days is . What is the probability that it will snow at least once during those three days? Express your answer as a common fraction.

Guest Aug 9, 2021

#1**+1 **

Case 1: once: 2/3 * 1/3 * 1/3 * 3

Case 2: twice: 2/3 * 2/3 * 1/3 * 3 C 2

case 3: 3 times: (2/3)^3

2/27*3 + 4/27*3 + 8/27 = 6/27 + 12/27 + 8/27 = 26/27.

Guest Aug 9, 2021