Mathematics, 05.12.2020 01:00 kkruvc
In an English class, the instructor knows that the number of pages in the final submission of an essay follows an unknown distribution, with a mean of 8 pages and a standard deviation of 4 pages. Suppose that a sample of 71 tests is taken. What is the probability that the total number of pages written in this sample is less than 540.7?
Select one:
a. We cannot answer this question with the information given.
b. 0.8100
c. 0.2090
d. 0.7910
e. 1.0000
Answers: 3
Mathematics, 21.06.2019 12:40
The price of a particular stock is represented by the linear equation , where x represents the number of weeks the stock has been owned and y represents the price of the stock, in dollars. if this relationship continues, what is the price of the stock after it has been owned for 12 weeks? $92.55 $94.37 $100.52 $114.39
Answers: 3
Mathematics, 21.06.2019 14:10
Which linear equations have an infinite number of solutions? check all that apply. (x – 3/7) = 2/7(3/2x – 9/14)8(x + 2) = 5x – 1412.3x – 18 = 3(–6 + 4.1x)(6x + 10) = 7(x – 2)4.2x – 3.5 = 2.1 (5x + 8)
Answers: 3
Mathematics, 21.06.2019 18:00
Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}
Answers: 1
In an English class, the instructor knows that the number of pages in the final submission of an ess...
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