I would guess that the answer would be A) likely but it not it would probably be C) certain
Answer:
456
Step-by-step explanation:
Let X be the SATscore scored by the students
Given that X is normal (1000,200)
By converting into standard normal variate we can say that
is N(0,1)
To find the top 10% we consider the 90th percentile for z score
Z 90th percentile = 1.28

i.e. only students who scored 456 or above only should be considered.
2000 should be it I'm pretty sure
Answer:
1.true
2.false
3.false
4.true
5.true
6.false
Step-by-step explanation:
just graph it and look at it
33/100
this is the simplest form
tnx
hope i hepled you