A random sample of size 175 is drawn from a large population. The population standard deviation is 13.6. The sample mean is 87.3. Estimate the size of the population mean, including margin of error.
a.
87.3 plus-or-minus 4.37
b.
87.3 plus-or-minus 2.06
c.
87.3 plus-or-minus 13.6
d.
87.3 plus-or-minus 1.03

i would go with the first one

step-by-step explanation:

hope this

answer: since the question is talking about growth you have to use the growth formula which is inital amount (1 + growth)^time

step-by-step explanation:

the intial amount is 1200, the growth is 4.8, and the time is 7. plug those numbers into the equation, also i think you have to change 4.8 into a percent. but, i have forgotton how to do that. if this is a online class go on to the lesson.