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A group of five students is selected at random to participate in a survey. Find the probabilities that: (a) The group consists of 3 days students and 2 evening students. (b) Every student in the group has the same major. (c) Every student in the group is either a day student or a biology major.

A group of five students is selected at random to participate in a survey. Find the probabilities that: (a) The group consists of 3 days students and 2 evening students. (b) Every student in the group has the same major. (c) Every student in the group is either a day student or a biology major.

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.2: Exponents And Radicals
Problem 46E
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A group of 400 students is cross-classified according to their major and whether they take day or evening classes. The results are in the following table(see pdf).

A group of five students is selected at random to participate in a survey. Find the probabilities that:

(a) The group consists of 3 days students and 2 evening students.

(b) Every student in the group has the same major.

(c) Every student in the group is either a day student or a biology major.

Day Evening Biology Chemistry 73 98 121 108
Transcribed Image Text:Day Evening Biology Chemistry 73 98 121 108
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