10 x 10 = 100 80 x 80 =6400 6400-100= 6300 so that would have to be 3150ft.
Answer:
i dont know sorry
Step-by-step explanation: cant explain it
Answer:
The number is
students
Step-by-step explanation:
From the question we are told that
The population mean is
The standard deviation is 
The sample size is n = 2000
percentage of the would you expect to have a score between 250 and 305 is mathematically represented as

Generally

So


From the z table the value of 
and 


The percentage is 
The number of students that will get this score is


Answer:
C
Step-by-step explanation:
Point C is on the x-axis.