Mathematics, 22.05.2020 03:04 jrbdbdj
Score data from a statewide exam for 10th-graders follows a normal distribution, has a mean of 90 , and has a standard deviation of 7.8. According to the Empirical Rule, 34% of test scores fall into what range? select all that apply
Below 82.2
below 82.2 and above 97.8
between 82.2 and 90
below 90
between 90 and 97.8
above 90
above 97.8
Answers: 2
Mathematics, 21.06.2019 17:30
The marriott family bought a new apartment three years ago for $65,000. the apartment is now worth $86,515. assuming a steady rate of growth, what was the yearly rate of appreciation? what is the percent of the yearly rate of appreciation?
Answers: 1
Mathematics, 21.06.2019 18:50
Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?
Answers: 1
Mathematics, 21.06.2019 20:00
The boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a) e = 2b - 212 b) b = 2e - 212 c) e = -2b + 212 d) b = -2e + 212
Answers: 1
Mathematics, 21.06.2019 21:00
On average a herd of elephants travels 10 miles in 12 hours you can use that information to answer different questions drag each expression to show which is answers
Answers: 3
Score data from a statewide exam for 10th-graders follows a normal distribution, has a mean of 90 ,...
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