richardjrrrortega55 richardjrrrortega55
  • 06-08-2020
  • Mathematics
contestada

The scores for all the Algebra 1 students at Miller High on a test are normally distributed with a mean of 82 and a standard deviation of 7. What percent of students made scores above 89?

Respuesta :

shaleenparikh1
shaleenparikh1 shaleenparikh1
  • 06-08-2020

Answer:

15.7% of students made above an 89.

Step-by-step explanation:

If the data is normally distributed, the standard deviation is 7, and the mean is 82, then about 68.2% of students made between 75 and 89. 13.6% made between 90 and 96, and 2.1% made over 96. 13.6+2.1=15.7%

Answer Link

Otras preguntas

What is 8 9/25 in percent
Which of the following is considered to be part of the biosphere? a. a raindrop b. a grain of sand c. a rock d. a flower
Which of the following options results in a graph that shows exponential growth? f(x) = 0.4(0.2)x f(x) = 4(0.98)x f(x) = 0.7(5)x f(x) = 5(4)−x
Describe a food chain of which you are a member.
what is the purpose of the tenth amendment
371.616 what is the number in the ones placed
Emily's vacuum has a power rating of 200w if the vacuum cleaner does 360000j of work how long did Emily spend vacuuming
An object weighs 55.54 newtons. What is its mass if a gravitometer indicates that g = 9.83 m/s2?
Cara has $25 to buy dry pet food and treats for the animal shelter. A pound of dog food costs $2 and treats are $1 apiece. If she buys 9 pounds of dog food, wha
Mark the statement if it accurately describes an event during the English Civil War. a. The English people split into two factions known as Cavaliers (the king