Mathematics, 12.05.2021 15:30 eylinglez3ovm16v
In a certain city, the monthly electricity bills for the month of April followed a normal distribution with a mean of $65.43 and
a standard deviation of $9.22. The number of households in the city is 261,500.
Rounded to the nearest hundred, what is the expected number of households that paid between $50 and $70?
A)
91,100
B)
130,600
C)
168,100
D)
248,200
Answers: 3
Mathematics, 21.06.2019 17:40, shaviaa
Atriangle has an area of 72 square inches. if the base of the triangle has a length of 18 inches, what is the height of the triangle? use the formula for the area of a triangle: area = (base)(height) type a numerical answer in the space provided. do not include the units or spaces in your answer.
Answers: 1
Mathematics, 21.06.2019 18:30, kordejah348
Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles
Answers: 2
In a certain city, the monthly electricity bills for the month of April followed a normal distributi...
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