![subject](/tpl/images/cats/mat.png)
Mathematics, 08.05.2021 02:50 amyre
Last year, the revenue for utility companies had a mean of 70 million dollars with a standard deviation of 18 million. Find the percentage of companies with revenue less than 63 million or more than 77 million dollars. Assume that the distribution is normal. Round your answer to the nearest hundredth.
![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 16:10
The line containing the midpoints of the legs of right triangle abc where a(-5,5), b(1, 1), and c(3, 4) are the vertices.
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 17:20
Two language majors, anna and megan, took exams in two languages. anna scored 85 on both exams. megan scored 74 on the first exam and 85 on the second exam. overall, student scores on the first exam had a mean of 82 and a standard deviation of 4, and the second exam scores had a mean of 71 and a standard deviation of 13. a) to qualify for language honors, a major must maintain at least an 85 average across all language courses taken. so far, which of anna and megan qualify? b) which student's overall performance was better?
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:40
Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:00
The figure shows the front side of a metal desk in the shape of a trapezoid. what is the area of this trapezoid? 10 ft²16 ft²32 ft²61 ft²
Answers: 2
You know the right answer?
Last year, the revenue for utility companies had a mean of 70 million dollars with a standard deviat...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 31.08.2019 09:30
![question](/tpl/images/cats/istoriya.png)
History, 31.08.2019 09:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
English, 31.08.2019 09:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 31.08.2019 09:30
![question](/tpl/images/cats/mir.png)
World Languages, 31.08.2019 09:30
![question](/tpl/images/cats/mat.png)
Mathematics, 31.08.2019 09:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/istoriya.png)
History, 31.08.2019 09:30
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 31.08.2019 09:30
![question](/tpl/images/cats/mat.png)
Mathematics, 31.08.2019 09:30
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 31.08.2019 09:30