josue88
 Name:
 Josue Gastelu
 School:
 About:
Most Active Subjects

 Questions Asked
 4
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 21
 Questions Answered
 0
 Medals Received
 1

 Questions Asked
 4
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 21
 Questions Answered
 0
 Medals Received
 1

0 
Questions Asked

josue88:
Group Title
Let U = {5, 10, 15, 20, 25, 30, 35, 40} A = {5, 10, 15, 20} B = {25, 30, 35, 40} C = {10, 20, 30, 40}. Find C'
 updated one year ago
 No Medals Yet
Mathematics

josue88:
Group Title
Let U = {p, q, r, s, t, u, v, w} A = {p, q, r, s} B = {p, r, t, v}. Find B – A.
A. B – A = Ø
…
 updated one year ago
 5 replies
 1 Medal
Mathematics

josue88:
Group Title
Find the number of subsets the set has. {1, 2, 3, 4, 5, 6, 7
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

josue88:
Group Title
Which statement is true?
A. n(Ø) = 0
…
 updated one year ago
 No Medals Yet
Mathematics

josue88:
Group Title
Find the cardinal number for the set. A = {3, 6, 9, . . . , 30}
A. n(A) = 30
…
 updated one year ago
 No Medals Yet
Mathematics

josue88:
Group Title
Write the set using roster notation: {x  x N and x > 31}
A. {31, 32, 33, 34, . . .}
…
 updated one year ago
 No Medals Yet
Mathematics

josue88:
Group Title
Assume a data set is normally distributed with mean 171 and standard deviation 20. If the data set contains 550 data values, approximately h…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

josue88:
Group Title
To win a prize, a person must select 7 numbers from 49 numbers. Find the probability of winning if a person buys one ticket. (Note: The numb…
 updated one year ago
 10 replies
 No Medals Yet
Mathematics

josue88:
Group Title
Katie had an unpaid balance of $5,155.15 on her credit card statement at the beginning of October. She made a payment of $215.00 during the …
 updated one year ago
 No Medals Yet
Mathematics

josue88:
Group Title
Dr. Sand borrowed some money to buy new furniture for her office. She paid $521.45 simple interest on a 6.5year loan at 6.5 percent. Find t…
 updated one year ago
 17 replies
 2 Medals
Mathematics

josue88:
Group Title
Graph the linear function: f(x) = 3x + 6
…
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

josue88:
Group Title
The average hourly wage of employees of a certain company is $11.14. Assume the variable is normally distributed. If the standard deviation …
 updated one year ago
 No Medals Yet
Mathematics

josue88:
Group Title
Find the area under the normal distribution curve to the right of z = –1.00.
…
 updated one year ago
 No Medals Yet
Mathematics

josue88:
Group Title
Find the area under the normal distribution curve between z = 1.80 and z = 2.20.
A. 0.950
…
 updated one year ago
 5 replies
 No Medals Yet
Mathematics

josue88:
Group Title
Assume a data set is normally distributed with mean 106 and standard deviation 35. If the data set contains 400 data values, approximately h…
 updated one year ago
 No Medals Yet
Mathematics

josue88:
Group Title
Assume a data set is normally distributed with mean 14 and standard deviation 3.5. If the data set contains 30 data values, approximately ho…
 updated one year ago
 No Medals Yet
Mathematics

josue88:
Group Title
Assume a data set is normally distributed with mean 106 and standard deviation 35. If the data set contains 400 data values, approximately h…
 updated one year ago
 No Medals Yet
Mathematics

josue88:
Group Title
In a shop there are 40 customers, 12 of whom will make a purchase. If three customers are selected, one at a time, at random, what is the pr…
 updated one year ago
 2 replies
 2 Medals
Mathematics

josue88:
Group Title
A package contains 6 candy canes, 4 of which are cracked. If 2 are selected, find the probability of getting exactly two cracked candy canes…
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

josue88:
Group Title
A box contains nine $1 bills, eight $5 bills, two $10 bills, and four $20 bills. What is the expectation if one bill is selected?
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

josue88:
Group Title
Find the probability of randomly selecting three science books and four history books from a box containing five science books and six histo…
 updated one year ago
 No Medals Yet
Mathematics