Asked by Lea

Students at a high school all took the same English test. The scores are approximately normally distributed with a mean of 77 and a standard deviation of 9. If 2500 students took the test, approximately how many scored above 86 or below 68%?
Answered by tatianna
you buy a video game system for $500. the value of the video game system system decreases 25% each year . write an exponential model for the value of the videogame system in terms of the yeArs since the purchase
There are no AI answers yet. The ability to request AI answers is coming soon!