Answer:
Step-by-step explanation:
Let X be the SRS scores of students.
Given that X is normal with standard deviation about 6.5.
Mean difference =
is desired
i.e. Z score should be 
Std error = std deviation of sample = 0.447
b) 
So std error must be 0.997 and sample size must be atleast 193 to get the difference of x bar and mu to lie within 1.3 points in either direction
The part that justin and his wife need to work on is their savings account. if something happens to the money that you have now you need to be able to have enough money saved to keep going on with their life.
Answer:
$71.20
Step-by-step explanation:
Multiply 89 to .2 and you get 17.8 then you subtract that from the originat cost.
Tbh ion even know ................