Answer:
(507.05, 592.95)
Step-by-step explanation:
Given data:
sample mean = $550, sample standard deviation S = $60.05
95% confidence interval , n = 10
For 95% confidence interval for the mean
mean ± M.E.
where M.E. is margin of error =
Substituting the values in above equation
= 2.62×18.99
=42.955
= 550±42.95
=(507.05, 592.95)
Answer:
5.45 hours
Step-by-step explanation:
360 / 6.5 = 55
55 miles per hour
300 / 55 = 5.45
Therefore, it will take 5.45 hours to drive an additional 300 miles.
Please put Brainiest, I need points.
You are changing the sign on one so to keep an equilibrium you change the other sign too
Answer:
I think it's A
Step-by-step explanation:
Answer
Answer would be 8 months if you start with 30 times 8 u will get 240 add the intial fee of $25 and you will have 265 so the answer is 8.
Step-by-step explanation:
Step-by-step explanation: