45% of Americans don't know the sun is a star. The data is normally distributed. Find the probability that in a group of 120 random Americans more than 42% don't know the sun is a star

An insurance company reported that 75% of adults stated they are distracted by their smart phone while driving. If eight Odell drivers are randomly selected, determine the probability that exactly 6 of them are distracted by their smart phone while driving .

The CDC found that 20 % of high school student vape . If 12 high school students are randomly selected what is the probability that two or more vape . Round anwser to the nearest thousandth

For a particular diamond mine, 82% of the diamonds fail to qualify as gemstone grade. A random sample of 102 diamonds is analyzed. Find the probability that less than 88% of the sample diamonds fail to qualify as gemstone grade.

Suppose that 57% of people own dogs. If you pick two people at random, what is the probability that they both own a dog? Give your answer as a decimal (to at least 3 places) or fraction

Assume that when adults with smartphones are randomly​ selected, 43​% use them in meetings or classes. If 10 adult smartphone users are randomly​ selected, find the probability that fewer than 3 of them use their smartphones in meetings or classes.   The probability is ?

According to a study conducted by a statistical organization the proportion of Americans were satisfied with the way things are going in her lives .82 supposed random sample of 110 Americans is obtained. The probability that 77 or fewer Americans in the sample are satisfied is?

In a recent poll of voters, 20% were displeased with both candidates. If 3 people were picked at random. find the probability that at least one liked one of the candidates.

Suppose that 35% of people own dogs. If you pick two people at random, what is the probability that they both own a dog?Give your answer as a decimal (to at least 3 places) or fraction

Assume that when adults with smartphones are randomly​ selected, 37​% use them in meetings or classes. If 15 adult smartphone users are randomly​ selected, find the probability that exactly 9 of them use their smartphones in meetings or classes.