Answer:
Step-by-step explanation:
a b c
d e f
solution is b,e
Solution :
Given :
National mean score of the reading test that is conducted the NAEP = 288
Standard deviation of the score = 38
Therefore, P(X > x) = 0.25
P (Z >
= 0.674)


x = 326.67
Therefore, the highest score that is needed for the students to be in the top of 25 percent among the students those who take the exam.
Should take 8 minutes. I'm not totally sure; Pretty sure somebody else will get this right if I'm not.
Answer:
103.
Step-by-step explanation:
If you plug in 9 for the value of x in the equation, 103 is your answer.