A school newspaper reporter decides to randomly survey 12 students to see if they will attend Tet (Vietnamese New Year) festivities this year. Based on past years, she knows that 18% of students attend Tet festivities. We are interested in the number of students who will attend the festivities. a. In words, define the random variable X. b. List the values that X may take on. C. Give the distribution of X. X ~ d. How many of the 12 students do we expect to attend the festivities? e. Find the probability that at most four students will attend. f. Find the probability that more than two students will attend.
A school newspaper reporter decides to randomly survey 12 students to see if they will attend Tet (Vietnamese New Year) festivities this year. Based on past years, she knows that 18% of students attend Tet festivities. We are interested in the number of students who will attend the festivities. a. In words, define the random variable X. b. List the values that X may take on. C. Give the distribution of X. X ~ d. How many of the 12 students do we expect to attend the festivities? e. Find the probability that at most four students will attend. f. Find the probability that more than two students will attend.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Please answer all questions and deduct from questions I have if possible.
Transcribed Image Text:87545
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A school newspaper reporter decides to randomly survey 12 students to see if they will
attend Tet (Vietnamese New Year) festivities this year. Based on past years, she knows
that 18% of students attend Tet festivities. We are interested in the number of students
who will attend the festivities.
a. In words, define the random variable X.
6.
b. List the values that X may take on.
7.
8.
c. Give the distribution of X. X~
9.
10
d. How many of the 12 students do we expect to attend the festivities?
11
12
e. Find the probability that at most four students will attend.
13
14
f. Find the probability that more than two students will attend.
15
16
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