9. Using the Sample From Problem Eight Above Calculate the Mean of the Sample Means of The Following:

Random Sample1	106	98	102	140	103
Random Sample2	092	124	087	093	097
Random Sample3	098	083	121	130	089
Random Sample4	103	070	107	072	098
Random Sample5	100	108	097	081	088
Random Sample6	102	121	114	090	103

Question: What does this mean reflect and why is it important?

10. Using the sample size of 30 above in problem eight, your child was tested and has an IQ Score of 140. Calculate Z-Scores to answer these questions:

a. If your child has an IQ Score of 75, what percentage of the population has a lower score?

b. What percentage of the population has a IQ Score between 70 and 130?

c. If your child has an IQ Score of 140, what percentage of the population has a higher score?