Answer:
Therefore, the number of female statistics student ages that must be obtained in order to estimate the mean age of all female statistics student is 3625 female statistics student
Step-by-step explanation:
Here, we have

Where:
n = Required sample size
σ = Standard deviation = 18.3
E = Margin of error = 1/2 year
= Critical score from the confidence level = 1.645
Therefore,

Therefore, the number of female statistics student ages that must be obtained in order to estimate the mean age of all female statistics student = 3625 female statistics student.
Im not sure if you still want an answer but if you want i can give one to you sorry im late (:(
Answer:
C.
2 must be less than x if x is greater than 2, and x must be less than 4 if 4 is greater than x.
so first u want to get a ruler to measure each sides, there gonna seem big at first so divide what you get on the ruler by 2 so its smaller, then do it for all sides.