n a statistics class there are 11 juniors and 8 seniors; 4 of the seniors are...
In a statistics class there are 11 juniors and 6 seniors; 2 of the seniors are females; 6 of the juniors are males. If a student is selected at random, what is the probability that the student is either a junior or a female? Enter your answer as a fully reduced fraction.
The probability that s student owns a car is 0.65, and the probability that a student owns a computer is 0.80. If the probability that a student owns both is 0.55, what is the probability that a randomly selected student owns a car or computer? Write your answer as decimal. Question 4 In a statistics class there are 18 juniors and 10 seniors; 6 of the seniors are females and 12 of juniors are males. If a student is selected...
4) 80 students enter a Ping-Pong tournament. Sex and class in school classify them. The results are in the table. whiz at Seniors Juniors Males 15 17 2. 10 25 4% Females 23 a) If a person is selected at random, what is the probability that the person is a junior or female? If a person is selected at random, what is the probability that the person is a male given that. he is a senior? If a person is...
10. In a group of 40 students 8 are seniors, and 9 are juniors. of the 14 students in the group who hold academic scholarships 3 are seniors, and 2 are juniors. A student is selected at random. (a) Find the probability the student is a junior who holds an academic scholarship.
In a statistics class there are 12 students. Five of the students are seniors and the rest are juniors. Four students are randomly chosen at the same time from the students in the class to lead four study groups of three students each. What is the probability that the sample of four contains an equal number of seniors and juniors The probability of a person being born with six fingers (polydactyly) is one in five-hundred. If two unrelated people are...
Step 1 of 2:
What is the probability that he selects a male, given that he
chooses randomly from only the seniors? Express your answer as a
fraction or a decimal rounded to four decimal places.
Step 2 of 2:
What is the probability that he selects a senior, given that he
chooses a male? Express your answer as a fraction or a decimal
rounded to four decimal places.
Mr. Weber's physics class has 90 students, classified by academic year...
Mr. Connor's physics class has 105students, classified by academic year and gender, as illustrated in the table. Mr. Connor randomly chooses one student to collect yesterday's work. Academic Year Males Females Freshmen 9 12 Sophomores 19 8 Juniors 8 11 Seniors 19 19 What is the probability that he selects a male, given that he chooses randomly from only the juniors? Express your answer as a fraction or a decimal rounded to four decimal places. What is the probability that...
4. From a group of 3 freshmen, 4 sophomores, 4 juniors, and 3 seniors a committee of size 4 is randomly selected. Find the probability that the committee will consist of [5 pts] (i) 1 from each class (ii) 2 sophomores and 2 juniors; (iii) only juniors or seniors.
Mrs. Connor's physics class has 105 students, classified by academic year and gender, as ilustrated in the table. Mrs. Connor randomly chooses one student to collect yesterday's work. Mrs. Connor's Physics Class Academic YearMalesFemalesFreshmen1711Sophomores135Juniors915Seniors1619Step 1 of 2: What is the probability that she selects a female, given that she chooses randomly from only the freshmen Express your answer as a fraction or a decimal rounded to four decimal places.
63. A football team has 16 seniors, 12 juniors, 8 sophomores, and 4 freshmen. (a) If we pick 5 players at random, what is the probability we will get 2 seniors and 1 from each of the other 3 classes? (b) What is the most likely outcome?