The mean SAT score for the population is 500 with a standard deviation of 100 in 2021.

Find the following information:

A. The z score for a person with an SAT score of 504

B. The SAT score located at a z score of -1.28

C. The z score which divides the top 33% of the distribution from the rest.

D. The z score which divides the bottom 67% of the distribution from the rest.

E. The proportion of the population with an SAT score between 500 and 545.

F. The proportion of the population with an SAT score between 470 and 510.

G. What is the z score for a sample of n=25 with a mean SAT score of 504?

H. What’s the probability of selecting a sample of n=36 with a mean SAT score above 497?

Answer rating: 100% (QA)

Let XN500 o100 n36 A Z B Z C XP X 0 X 128 100 500 372 PX x 033 P 1PZ D 100 128 500 PZ x 504 5... View the full answer