A survey of 500 farmers showed that of the farmers, 126 grew only wheat, 108 grew only com, 91 grew only oats, 195 grew wheat, 56 grow wheat and com, 44 grew wheat and oats, and 173 grewK com. Determine the number of farmers who a) grew at least one of the three, b) grew all three, c) did not grow any of the three, and d) grew exactly two of the three.a) Of the farmers, grew at least one of the three crops.(Simplify your answer.)

Answered: Image /qna-images/answer/1bb7cf34-2b03-449f-bd57-4f5d73cd4bdb.jpg

Answered: A survey of 500 farmers showed that of…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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Given a data set consisting of 33 unique whole number observations, its five-number summary is: (12,25,37,48,63) How many observations are less than 37? a) 36 b) 17 c) 16 d) 15
A survey of farmers showed that of the farmers, 124 grew only wheat, 108 grew only corn, 89 grew only oats, 201 grew wheat, 59 grew wheat and corn, 51 grew wheat and oats, and 181 grew corn. Determine the number of farmers who a) grew at least one of the three, b) grew all three, c) did not grow any of the three, and d) grew exactly two of the three.. calculator
In a class of 280 first year students, 65 study only Spanish, 100 study Chemistry, 175 study Mathematics, 18 study Spanish and Chemistry, 75 study Chemistry and Math, 20 study Math and Spanish and 15 study all three subject. a) How many students study exactly one of these subjects?b) How many students study Chemistry and Math, but not Spanish?c) How many students study none of these subjects?d) How many students study Spanish or Chemistry?
Let F be the vector field x-y+1 F(x, y, z) = ye*yz i + z²xe*+y j + z(- x+y+2 k defined on R. Let S be the part of the plane z = 3 inside the cylinders x + y = 1, x – y = 1, x + y = -1, and x – y = -1. Evaluate the surface integral , F · dS. The surface S is oriented upward.
A survey of 500 farmers showed that of the farmers, 126 grew only wheat, 112 grew only corn, 90 grew only oats, 204 grew wheat, 64 grew wheat and corn, 52 grew wheat and oats, and 185 grew corn. Determine the number of farmers who a) grew at least one of the three, b) grew all three, c) did not grow any of the three, and d) grew exactly two of the three.
8.) Of the 30 girls who tried out for the basketball team, 12 were selected. Of the 40 boys-who tried out, 16 were selected. Which statements below are true? Select all that apply. a) For every 5 girls who tried out, 2 were selected b) For every 20 boys who tried out, 8 were selected c) The ratio of students who tried out to students who were selected was higher for boys than girls d) The ratio of students who tried out to students who were selected was the same for boys and girls
Computer programming team has 13 members. B.) Suppose 7 are women and 6 are men. How many groups of 5 can be chosen to only one being a man? B2) Suppose 2 insist on working together or not at all on projects. How many groups of 5 can be chosen to work on a project?
4. Answer these two questions:a) In how many ways can the letters in ARRANGEMENT be arranged so that there are exactlytwo pairs of consecutive identical letters? at least two pairs of consecutive identical letters?b) Answer part (a), replacing two with three.
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5) A survey was conducted to see what genre of movies students enjoy watching. 56% watched comedies 55% watched action movies 38% watched dramas 30% watched comedies & action movies 19% watched comedies & dramas 18% watched action movies & dramas 16% watched all three movie genres a) Create a Venn Diagram to represent the genres students enjoy watching. b) What percentage of students only enjoyed watching action movies? b) If 1500 students were surveyed, how many said that they did not enjoy watching any of the three genres?
A study of fathers’ involvement in their children’s education interviews a sample of fathers of school-age children. One question concerns regularly scheduled parent-teacher conferences. Here is a two-way table of the results: Attended all Attended some but not all Attended none Fathers in two-parent families 109 132 203 Fathers in single-parent families 15 10 13 Non-resident fathers 11 25 82 6. How many fathers were interviewed? A) 135 B) 444 C) 600 D) 444,000 E) 600,000

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