, 14.01.2022 18:30 liah9465

# Please help me solve these. Problem 1: In 2006, 86% of U. S. households had cable TV. Choose 3 households at random. Find the probability that a) None of the 3 households had cable TV b) All 3 households had cable TV c) At least 1 out of 3 households had cable TV Problem 2: A coin is tossed 3 times. Find the probability of getting at least 1 tail. Problem 3: A coin is tossed 5 times. Find the probability of getting at least 1 tail. Problem 4: A medication is 75% effective against a bacterial infection. Find the probability that if 12 people take the medication, at least 1 person's infection will not improve. Problem 5: Urn 1 contains 5 red balls and 3 black balls. Urn 2 contains 3 red balls and 1 black ball. Urn 3 contains 4 red balls and 2 black balls. If an urn is selected at random and a ball is drawn, find the probability it will read.

### Another question on Mathematics

Mathematics, 21.06.2019 15:30
Me! 50 points! why does when we come home, our door is unlocked and there is grease on the door knob, me solve this , and i don't know what category this goes under
Mathematics, 21.06.2019 18:30
The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?