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 Josue Gastelu
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josue88:
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
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Mathematics

josue88:
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:
Find the number of subsets the set has. {1, 2, 3, 4, 5, 6, 7
 updated one year ago
 3 replies
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Mathematics

josue88:
Which statement is true?
A. n(Ø) = 0
…
 updated one year ago
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Mathematics

josue88:
Find the cardinal number for the set. A = {3, 6, 9, . . . , 30}
A. n(A) = 30
…
 updated one year ago
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Mathematics

josue88:
Write the set using roster notation: {x  x N and x > 31}
A. {31, 32, 33, 34, . . .}
…
 updated one year ago
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Mathematics

josue88:
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 7 months ago
 1 reply
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Mathematics

josue88:
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
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Mathematics

josue88:
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
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Mathematics

josue88:
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:
Graph the linear function: f(x) = 3x + 6
…
 updated one year ago
 6 replies
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Mathematics

josue88:
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
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Mathematics

josue88:
Find the area under the normal distribution curve to the right of z = –1.00.
…
 updated one year ago
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Mathematics

josue88:
Find the area under the normal distribution curve between z = 1.80 and z = 2.20.
A. 0.950
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 updated one year ago
 5 replies
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Mathematics

josue88:
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
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Mathematics

josue88:
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
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Mathematics

josue88:
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:
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:
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:
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
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Mathematics

josue88:
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
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Mathematics