<span>To find the confidence interval, add and subtract the margin of error from the mean.
With mean 18.7 and margin of error 5.9, you have 95% confidence the answer is between 12.8 and 24.6.</span>
Answer:
(2,3)
Step-by-step explanation:
4(3)-(2)=10
12-2=10
The answer is (2,3)
If you want to know how fast the professional runner is going, you need to multiply 3 1/3 by 1 1/4 since the professional is 1 1/4 times faster. So, your answer is 4 1/6.
There are (150 and 3/10) tenths in 15.03 .