qm7 6 In a large population, 71 % of the people have been vaccinated. If 5 people are randomly selected, what is the probability that AT LEAST ONE of them has been vaccinated?Give your answer as a decimal (to at least 3 places) or fraction.

A bag contains 1 gold marbles, 6 silver marbles, and 30 black marbles. You randomly select one marble from the bag. What is the probability that you select a gold marble? Write your answer as a reduced fraction.P(gold marble) =    ?

Orson performs 7 exercises over the span of a week. 5 of his exercises involve skipping rope. If he randomly chose 4 exercises to do on Monday, what is the probability that all of them involve skipping rope? Write your answer as a decimal rounded to four decimal places.

A landscaper is selecting two trees to plant. He has five to choose from. Three of the five are deciduous and two are evergreen. What is the probability that he chooses trees of two different types? Express your answer as a percent. O 30% O40% 50% O60% DELL

A bag contains 4 red chips, 5 blue chips, and 3 green chips. Bobby selects two chips from the bag without replacement. What is the probability that he selects 2 blue chips? Express your answer as a percent rounded to 1 decimal place. For example x.x% or xx.x%

You randomly select one card from a 52-card deck. Find the probability of selecting: an ace or а 9? 13 2 13 10 5 13

The probability of forming a 6 letter word (sensible or non- sensible) from the letters of LIPOPOLYSACCHARIDE if the first and last letters should be H and Y, respectively is %. DECIMAL ONLY, 2 places.

What is the probability that a student selected randomly is a Democrat or a Republican? Do not write the "%" in your answer. Round the answer to the nearest percentage. Totals Republican Independent Democrat 98 68 15 15 Preferred Obama 142 12 25 Preferred McCain 105 240 80 40 Totals 120

A group of people were asked if statistics teachers know the true meaning of life. 255 responded "yes", and 497 responded "no". Find the probability that if a person is chosen at random, he believes statistics teachers know the true meaning of life. Probability (Please enter a reduced fraction.) %D

Six questions are in a multiple-choice quiz. Each question has 5 possible answers. A student guesses at each question.  Find the probability that the student has 4 correct answers. Find the probability that the student passes (earns at least 50%) What is the student's expected number of correct answers?