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6) In a class of 100 students, 35 like science and 45 like math. 10 like...
#3. In the freshmen class, 62% of the students take Math, 49% take Science, and 38%...
#3. In the freshmen class, 62% of the students take Math, 49% take Science, and 38% take both Science and Math. What percentage take at least one Science or Math course?
In a political science class of 35 students, 21 favor abolishing the electoral college and thus...
In a political science class of 35 students, 21 favor abolishing the electoral college and thus electing the President of the United States by popular vote. If two students are selected at random from this class, what is the probability that both of them favor abolition of the electoral college? Draw a tree diagram for this problem. The textbook answers this problem with .3529 From my understanding I should multiply 14/35 * 13/34 = .15 Where does .3529 come from?
5. In a math class consisting of 21 students, suppose that 10 of the enrolled students...
5. In a math class consisting of 21 students, suppose that 10 of the enrolled students are rated as “very proficient" in math, according to a standardized test. (a) (4 points) Suppose 4 students in the class are randomly selected to form a group and work on a project. What is the probability that all of the students in the group are rated as very proficient in math? (b) (4 points) If 4 students in the class are randomly selected,...
Discrete math structures: part a) in a computer science class, there are 14 students who have...
Discrete math structures: part a) in a computer science class, there are 14 students who have previously written a program in Java, and 12 students who have previously written a program in python. how many students have previously written a program in at least one of the two languages? part b) a relative was given a piece of paper with the password to a wireless-access point that was written as follows: a154bc0401011. But she couldn't tell from this handwriting whether...
In a large school, it was found that 67% of students are taking a math class,...
In a large school, it was found that 67% of students are taking a math class, 72% of student are taking an English class, and 40% of students are taking both. Find the probability that a randomly selected student is taking a math class or an English class. Write your answer as a decimal, and round to 2 decimal places if necessary. Find the probability that a randomly selected student is taking neither a math class nor an English class....
8. In one high school class (75 students) the following information on courses they were enrolled...
8. In one high school class (75 students) the following information on courses they were enrolled in was obtained: Use a Venn diagram and answer the following questions. # of students Students taking Math class Literature class History class Both Math and History Both History and Literature Both Math and Literature Taking all three classes by C hloor ons GA How many students did not like any of these three classes? 15 How many students have only taken math? 26...
3. The histogram to the right shows the number of students in a math class with...
3. The histogram to the right shows the number of students in a math class with each grade. a. How many students are in the math class? b, which interval would have the grade 70%? . Which interval of grade was most common? d. Find the probability a random student chosen Student Grades ' 1叶 8 will be earning a B (80-90). 50 60 70 80 90 100 The teacher teaches a total of 120 students in all math classes....
29% of all college students major in STEM (Science, Technology, Engineering, and Math). If 36 college...
29% of all college students major in STEM (Science, Technology, Engineering, and Math). If 36 college students are randomly selected, find the probability that a. Exactly 9 of them major in STEM. b. At most 13 of them major in STEM. c. At least 9 of them major in STEM. d. Between 6 and 13 (including 6 and 13) of them major in STEM.
25% of all college students major in STEM (Science, Technology, Engineering, and Math). If 33 college...
25% of all college students major in STEM (Science, Technology, Engineering, and Math). If 33 college students are randomly selected, find the probability that a. Exactly 9 of them major in STEM. b. At most 10 of them major in STEM. c. At least 7 of them major in STEM. d. Between 5 and 10 (including 5 and 10) of them major in STEM.
3. Major Grade-GroupBiology Nursing Math 25 40 404 35 Accounting Total 35 25 15 20 A-Students...
3. Major Grade-GroupBiology Nursing Math 25 40 404 35 Accounting Total 35 25 15 20 A-Students 15 40 10 15 15 25 B-Students C-Students D-Students 10 H-Students Total Given the above table, what is the probability that: (a)if a student is selected at random that the student is a math major? (b) ifa student is selected at random that the student is either a math major or a biology major? O if a student is selected at random that the...
#3. In the freshmen class, 62% of the students take Math, 49% take Science, and 38% take both Science and Math. What percentage take at least one Science or Math course?
5. In a math class consisting of 21 students, suppose that 10 of the enrolled students are rated as “very proficient" in math, according to a standardized test. (a) (4 points) Suppose 4 students in the class are randomly selected to form a group and work on a project. What is the probability that all of the students in the group are rated as very proficient in math? (b) (4 points) If 4 students in the class are randomly selected,...
8. In one high school class (75 students) the following information on courses they were enrolled in was obtained: Use a Venn diagram and answer the following questions. # of students Students taking Math class Literature class History class Both Math and History Both History and Literature Both Math and Literature Taking all three classes by C hloor ons GA How many students did not like any of these three classes? 15 How many students have only taken math? 26...
3. The histogram to the right shows the number of students in a math class with each grade. a. How many students are in the math class? b, which interval would have the grade 70%? . Which interval of grade was most common? d. Find the probability a random student chosen Student Grades ' 1叶 8 will be earning a B (80-90). 50 60 70 80 90 100 The teacher teaches a total of 120 students in all math classes....
29% of all college students major in STEM (Science, Technology, Engineering, and Math). If 36 college students are randomly selected, find the probability that a. Exactly 9 of them major in STEM. b. At most 13 of them major in STEM. c. At least 9 of them major in STEM. d. Between 6 and 13 (including 6 and 13) of them major in STEM.
3. Major Grade-GroupBiology Nursing Math 25 40 404 35 Accounting Total 35 25 15 20 A-Students 15 40 10 15 15 25 B-Students C-Students D-Students 10 H-Students Total Given the above table, what is the probability that: (a)if a student is selected at random that the student is a math major? (b) ifa student is selected at random that the student is either a math major or a biology major? O if a student is selected at random that the...
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