Applications of Probability - Test Test Answers

How many patients had allergies or ear infections, but not both?

To the nearest whole percent, what is the probability that a randomly selected customer from Satellite Company cap y watches recorded shows more often than live television?

The events "male” and "buys lunch” are not independent because

Given that a randomly chosen quadrilateral has four right angles, what is the probability that the quadrilateral also has four equal side lengths? Express your answer in percent form, rounded to the nearest whole percent.

Which probabilities are correct? Choose two correct answers.

To the nearest tenth, what is the value of cap p times open paren cap c divides cap y close paren ?

Which statement is true about whether Z and B are independent events?

Which events are mutually exclusive? Choose two correct answers.

Which statement is true about whether cap A and cap b are independent events?

What is the probability that the spinner will land on a number greater than 4 or on a shaded section?

Which combination represents the empty set?

Christina is randomly choosing three movies to take on vacation from nine action movies, seven science fiction movies, and four comedies. Which statement is true?

Four seniors and six juniors are competing for four places on a quiz bowl team. What is the approximate probability that all four seniors will be chosen at random?

A security alarm requires a four-digit code. The code can use the digits 0 - 9 and the digits cannot be repeated. Which expression can be used to determine the probability of the alarm code beginning with a number greater than 7 ?

Brent’s after-school game club has 12 members from which a six-member team is created. Miguel’s after-school sports club has 10 members from which a six-member team is created. Which student’s club has more possible combinations for his six-member team?

Pedro has determined that the probability his shot will score in a lacrosse game is 0 point 3 0 What is the probability that he will score on two consecutive shots?

Eight identical slips of paper, each containing one number from one to eight, inclusive, are mixed up inside a bag. Subset cap A of the sample space represents the complement of the event in which the number 6 is drawn from the bag. Which shows subset cap A ?

A bag contains five red marbles, two orange marbles, one yellow marble, and two green marbles. Two marbles are drawn from the bag. What is the approximate probability one of the chosen marbles is orange and one of the chosen marbles is green?

A spinner is divided into eight equal-sized sections, numbered from 1 to 8 , inclusive. What is true about spinning the spinner one time? Choose three correct answers.

A six-sided number cube is rolled twice. Which expression can be used to find cap p times open paren 5 comma then 3 close paren ?

Consider the sets. cap A x divides x is a polygon cap b x divides x is a triangle Which is true?

Dependent events can best be described as

Evaluate the expression. the fraction with numerator 9 factorial and denominator 3 factorial

Aaron, Bob, and Charlotte are running a race. Which event would be considered dependent?

Jillian has three different bracelets X, Y, and Z to give to her friends as gifts in any order she prefers. If bracelet cap y is chosen first, in how many ways can Jillian give out the bracelets?