In a survey of 500 students in a university, 200 are enrolled in Math, 180 are enrolled in Chemistry, 170 are enrolled in Physics, 40 in Math and Chemistry, 45 in Chemistry and Physics, 50 in Math and Physics, and 15 in all the three courses.  How many students are enrolled in: a. any of the three courses b. Neither of the three courses c. Not in Math or not in Physics d. Not in both Math and Physics e. Physics but not in Math f. Math and either Physics or Chemistry g. Math and Physics or Math

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A: GivenTotal no.of students in a class(n)=28No.of students form a group for an activity(k)=4

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A: Denote nA=number of elements in the set.

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A:

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A: Solution

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A: 90% confidence Interval ($110389 , $128192) sample size(n)=45

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A: Given : A student has 20 video games : 4 adventure games , 6 arcade games , 5 puzzle games and 5…

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A: The problem is solved using the concept of permutation and combination. Total people = 6

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A: Here use venn diagram from given information

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A:

Q: There are 10 students in a class. In how many ways can an instructor give at least one student a…

A: There are 10 students So sample size, n= 10 And we've to find ways for at least 1 student. So r= 1

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A:

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A: From the provided information, The grades are A, B, C, D or F Total students = 9

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Q: Let A= 0 0 and B= then AB equal 2 2 Select one: 3 4 а. -3 4 O b. 2 3 2 2 5 33 C. d. 2 2

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