For each random variable defined here, describe the set of possible values for the variable, and state whether the variable is discrete. (a) X = the number of unbroken eggs in a randomly chosen standard egg carton Describe the set of possible values for the variable. O 0, 1, 2, 3, ..., 12 O (0, 12] O 1, 2, 3,..., 12 O [0, 12] State whether the variable is discrete. O discrete O not discrete (b) Y = the number of students on a class list for a particular course who are absent on the first day of classes, where n = the total number of students on the class list Describe the set of possible values for the variable. O (0, n) O 0, 1, 2, 3,..., n 1, 2, 3,..., n O [0, n] State whether the variable is discrete. O discrete O not discrete (c) U the number of times a duffer has to swing at a golf ball before hitting it Describe the set of possible values for the variable. 1, 2, 3,... O 0, 1, 2, 3,... 0 (0,00) O [0,00) State whether the variable is discrete. O discrete Onot discrete (d) X = the length of a randomly selected rattlesnake Describe the set of possible values for the variable. O 0, 1, 2, 3,... O [0, 0⁰0) 0 (0,00) O 1, 2, 3, ... State whether the variable is discrete. O discrete O not discrete (e) Z = the sales tax percentage for a randomly selected amazon.com purchase, where n = the total number of possible sales tax percentages for online purchases Describe the set of possible values for the variable. O [0, n] OZ₁ Z₂ ZZn O [0, Z,] O 1, 2, 3, ..., n State whether the variable is discrete. O discrete O not discrete (f) Y = the pH of a randomly chosen soil sample Describe the set of possible values for the variable. O [0, 14] O (0, 14) 1, 2, 3,..., 14 O 0, 1, 2, 3,..., 14 State whether the variable is discrete. Odiscrete O not discrete

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter2: Equations And Inequalities
Section2.6: Inequalities
Problem 80E
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For each random variable defined here, describe the set of possible values for the variable, and state whether the variable is
discrete.
(a) X = the number of unbroken eggs in a randomly chosen standard egg carton
Describe the set of possible values for the variable.
O 0, 1, 2, 3, ..., 12
O (0, 12]
O 1, 2, 3,..., 12
O [0, 12]
State whether the variable is discrete.
O discrete
O not discrete
(b)
Y = the number of students on a class list for a particular course who are absent on the first day of classes, where n = the
total number of students on the class list
Describe the set of possible values for the variable.
O (0, n]
O 0, 1, 2, 3,..., n
1, 2, 3,..., n
O [0, n]
State whether the variable is discrete.
O discrete
O not discrete
(c) U the number of times a duffer has to swing at a golf ball before hitting it
Describe the set of possible values for the variable.
1, 2, 3, ...
O 0, 1, 2, 3, ...
O
(0,00)
O [0,00)
State whether the variable is discrete.
O discrete
O not discrete
(d) X = the length of a randomly selected rattlesnake
Describe the set of possible values for the variable.
O 0, 1, 2, 3, ...
O [0,00)
0 (0,00)
1, 2, 3, ...
State whether the variable is discrete.
O discrete
O not discrete
(e) Z = the sales tax percentage for a randomly selected amazon.com purchase, where n = the total number of possible sales
tax percentages for online purchases
Describe the set of possible values for the variable.
O [0, n]
OZ₁ Z₂ ZZn
O [0, z,]
1, 2, 3,..., n
State whether the variable is discrete.
O discrete
O not discrete
(f) Y = the pH of a randomly chosen soil sample
Describe the set of possible values for the variable.
O [0, 14]
O (0, 14]
O 1, 2, 3, ..., 14
O 0, 1, 2, 3,..., 14
State whether the variable is discrete.
O discrete
O not discrete
Transcribed Image Text:For each random variable defined here, describe the set of possible values for the variable, and state whether the variable is discrete. (a) X = the number of unbroken eggs in a randomly chosen standard egg carton Describe the set of possible values for the variable. O 0, 1, 2, 3, ..., 12 O (0, 12] O 1, 2, 3,..., 12 O [0, 12] State whether the variable is discrete. O discrete O not discrete (b) Y = the number of students on a class list for a particular course who are absent on the first day of classes, where n = the total number of students on the class list Describe the set of possible values for the variable. O (0, n] O 0, 1, 2, 3,..., n 1, 2, 3,..., n O [0, n] State whether the variable is discrete. O discrete O not discrete (c) U the number of times a duffer has to swing at a golf ball before hitting it Describe the set of possible values for the variable. 1, 2, 3, ... O 0, 1, 2, 3, ... O (0,00) O [0,00) State whether the variable is discrete. O discrete O not discrete (d) X = the length of a randomly selected rattlesnake Describe the set of possible values for the variable. O 0, 1, 2, 3, ... O [0,00) 0 (0,00) 1, 2, 3, ... State whether the variable is discrete. O discrete O not discrete (e) Z = the sales tax percentage for a randomly selected amazon.com purchase, where n = the total number of possible sales tax percentages for online purchases Describe the set of possible values for the variable. O [0, n] OZ₁ Z₂ ZZn O [0, z,] 1, 2, 3,..., n State whether the variable is discrete. O discrete O not discrete (f) Y = the pH of a randomly chosen soil sample Describe the set of possible values for the variable. O [0, 14] O (0, 14] O 1, 2, 3, ..., 14 O 0, 1, 2, 3,..., 14 State whether the variable is discrete. O discrete O not discrete
State whether the vanable is discrete.
Odiscrete
O not discrete
(c) U = the number of times a duffer has to swing at a golf ball before hitting it
Describe the set of possible values for the variable.
O 1, 2, 3,...
O 0, 1, 2, 3, ...
O (0,00)
[0,00)
State whether the variable is discrete.
O discrete
O not discrete
(d) x- the length of a randomly selected rattlesnake
X
Describe the set of possible values for the variable.
O 0, 1, 2, 3,...
O [0, 0)
O (0,0)
1, 2, 3, ...
State whether the variable is discrete.
O discrete
O not discrete
(e) Z the sales tax percentage for a randomly selected amazon.com purchase, where the total number of possible sales
tax percentages for online purchases
Describe the set of possible values for the variable.
O [0, n]
OZ₁ Z₂ ZZA
O [0, z,]
1, 2, 3,..., n
State whether the variable is discrete.
O discrete
O not discrete
(f) Y the pH of a randomly chosen soil sample
Describe the set of possible values for the variable.
O 10, 14]
O(0, 14)
O 1, 2, 3,..., 14
O 0, 1, 2, 3,..., 14
State whether the variable is discrete.
O discrete
O not discrete
(g) X the tension (psi) at which a randomly selected tennis racket has been strung, where m- the minimum possible tensic
and M the maximum possible tension
Describe the set of possible values for the variable.
[m, M]
Om, m+1,..., M-1, M
(m, M)
Om+1,..., M-1
State whether the variable is discrete.
O discrete
O not discrete
(h) X= the total number of times three tennis players must spin their rackets to obtain something other than UUU or DDD (to
determine which two play next)
Describe the set of possible values for the variable.
3, 6, 9, ...
O [3,00)
O [1,00)
O 1, 2, 3,...
State whether the variable is discrete.
O discrete
O not discrete
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Transcribed Image Text:State whether the vanable is discrete. Odiscrete O not discrete (c) U = the number of times a duffer has to swing at a golf ball before hitting it Describe the set of possible values for the variable. O 1, 2, 3,... O 0, 1, 2, 3, ... O (0,00) [0,00) State whether the variable is discrete. O discrete O not discrete (d) x- the length of a randomly selected rattlesnake X Describe the set of possible values for the variable. O 0, 1, 2, 3,... O [0, 0) O (0,0) 1, 2, 3, ... State whether the variable is discrete. O discrete O not discrete (e) Z the sales tax percentage for a randomly selected amazon.com purchase, where the total number of possible sales tax percentages for online purchases Describe the set of possible values for the variable. O [0, n] OZ₁ Z₂ ZZA O [0, z,] 1, 2, 3,..., n State whether the variable is discrete. O discrete O not discrete (f) Y the pH of a randomly chosen soil sample Describe the set of possible values for the variable. O 10, 14] O(0, 14) O 1, 2, 3,..., 14 O 0, 1, 2, 3,..., 14 State whether the variable is discrete. O discrete O not discrete (g) X the tension (psi) at which a randomly selected tennis racket has been strung, where m- the minimum possible tensic and M the maximum possible tension Describe the set of possible values for the variable. [m, M] Om, m+1,..., M-1, M (m, M) Om+1,..., M-1 State whether the variable is discrete. O discrete O not discrete (h) X= the total number of times three tennis players must spin their rackets to obtain something other than UUU or DDD (to determine which two play next) Describe the set of possible values for the variable. 3, 6, 9, ... O [3,00) O [1,00) O 1, 2, 3,... State whether the variable is discrete. O discrete O not discrete Need Help? Submit Answer Read It
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